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Mathematics Questions and Answers January 19, 2021

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Run a99%confidence interval for the true proportion of smokers.Which interval below matches what you found? Group of answer choices [0.087, 0.235] [0.098, 0.212] [0.104, 0.201] [0.126, 0.169] Run a95%confidence interval for the true average reaction time.Which interval below matches what you found? Group of answer choices [127.9, 133.2] [220.3,

Please solve this. Question 4 (Unit 11) 6 marks Several surveys of graduate employers have been conducted to investigate the question 'what skills do graduate employers look for?'. These core skills are seen as 'transferable skills' or 'employability skills' and graduates are expected to provide examples demonstrating their competencies in these
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Please explain and help solve. 3. Given the dataset A: 5 10 15 20 25; and the dataset B: 15 30 45 60 50. (a) Std deviation of set B is (smaller, larger) than standard deviation of set A? (b) Coefficient of variation of set B is (smaller, larger) than coefficient of variation of set A
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Suppose 1,rou are to estimate a simple regression for the lollowing population model: 7:30 + 31K + II From a population of over thousands of observations. a small number at samples were randomly selected. The following is the randomly selected sample. i bsenration The estimated OLS estimation is: Yhat = 1.36 + [IBEX Compute the disturbance term
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Show the calculations and write a conclusion for a 95% CI. Edit View Insert Format Tools Table 12pt ~ Paragraph
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Consider a linear model with the following mean response function: E(Y ) = Bo + Pix1 + 82 12 + B3 13. We fit the model with R, and displayed some statistics concerning the fit. mod vcov (mod) (Intercept) x1 x2 x3 (Intercept) 312.677879 -11.51016043 -1. 15228722 -4. 16863215 x1 -11 . 510160 0.81923112 -0. 05984168 0. 01443894 x2 -1. 152287 -0.
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estion: Calculate the weighted average cost of capital (WACC) for PDI. E/V80.00% Cost of equity9.40% Risk-free rate 3.00% Beta 1.28 Market equity risk premium 5.00% D/V20.00% Cost of debt4.00% Corporate tax rate40.00% WACC 80% x 9.40%) + [20% x 4% x (1 - 40%)]= 8.00% WACC = (E/V x Re) + ((D/V x Rd) x (1 - T)) *Cost of equityRisk free rate of
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The average American man consumes 9.7 grams of sodium each day. Suppose that the sodium consumption of American men is normally distributed with a standard deviation of 1 grams. Suppose an American man is randomly chosen. Let X = the amount of sodium consumed. Round all numeric answers to 4 decimal places where possible. a. What is the
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Statistic 2. Recreational skiing is big business in some of the western and New England states. Many recreational skiers are beyond the beginning level, and want intermediate or "more difficult" terrain. Snow Country, September 2005 issue, described the 35 top-rated ski areas and gave the percentage of the skiing terrain that was at the more
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***Only do this question using Minitab and be sure to show images and steps used in Minitab*** Statistical significance versus practical significance: The standard error of most sample estimators approaches zero as the sample size increases, so almost any difference between the sample statistic and the hypothesized parameter value, no matter how

L J l' ' ' l" Question 2 Let's consider a world with only two dates: Today and Tomorrow. There are three possible states tomorrow: Burst, Normal, and Boom. We have three risky stocks X, Y, Z traded in the market. The current prices and future possible payoffs of these risky stocks, if they are known, are reported in the following table Tomorrow
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The distribution of actual weights of wedges of cheddar cheese produced at a dairy is normal with a mean of 11.9 ounces and a standard deviation of 0.15 ounces. (Round all answers to 4 decimal places, if needed.) (a) The probability that a randomly chosen wedge of cheddar cheese is greater than 11.86 is (b) If a sample of 19 is randomly chosen,

Test the claim that the proportion of people who own dogs is less than 29%.A randomsample of 1000 people found that 26.9% owned dogs.Do the sample data provide convincing evidence to support the claim? Test the relevant hypotheses using a 10% level of significance.Give answer to at least 4 decimal places. What are the correct hypotheses? (use

Of the 8 teams in the National Hockey League's (NHL) Atlantic Division, 3 are based in Canadian cities. Each year 3 of the 8 teams qualify for the playoffs (plus wildcards, but we won't worry about those). Assuming that all 8 teams have an equal chance of getting into the playoffs, what is the probability that: None of the Canadian teams make the

please help! Q l' ZI-ZZ II II II Ell . One of the different statistics reported by the Centers for Disease Control regarding incidence of obesity among adults in the United States provides that 40% of adults with some college degree are obese. The study also reports that 42.2% of adults without a college degree are obese. Assume the latter
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D Question 23 2 pts Suppose the average weight of a steer at the stockyards is 1185lb with a standard deviation of 70lb. If a steer weighs 1250lb, what is the z-score of its weight
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I also want to know b) use the information to give 95% confidence interval. Round your answer to two decimal places. education.wiley.com C Bro Home - montgomerycollege.edu NWP Assessment Builder Ul Application NWP Assessment on 3.2 Question 4 of 12
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Let us consider another hypothetical situation. The WHO wants to compare the mortality rates of children under the age of five years of underdeveloped and developed regions of the world. There were two independent samples of ten countries from each of the groups drawn at the same time, and the yearly mortality rates of children under the age of

please answer and make solution 4. A local political leader claims that 95% of the families in his area of responsibility were given "ayuda" during a one-month lockdown. Of a random sample of 200 families, 187 said they received relief or "ayuda". Is this enough to affirm the leader's claim? Use a=5%. Step 1: Formulate the null and alternative
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Answer the following questions for this scenario: Five people watched episodes of SpongeBob, The Office, and The Big Bang Theory and rated how funny each show was (on a scale of 110). The data, descriptive statistics, and an ANOVA source table are shown. What is the best way to analyze these data Select one: a. 1 way, repeated measures ANOVA b. 1
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Describe the BALANCE POINT and SPREAD of the sampling distribution of , the sample mean daily energy requirement for a random sample of n = 16 pregnant women. Be sure to use correct symbols. O Hx = 2600, Ox - 60 O x = 2600, a = 60 O H = 2600, s = 15 O Hx = 2600, Ox = 15
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Below is a situation and its step-by-step procedure in solving problems involving the mean and variance of a discrete random variable, which is already answered for you. Your job is to check for errors in each step of the solution. If there are errors, do the following in the table after the test sample and write the answers on a separate sheet of
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2. Conduct a one-tailed hypothesis test, with a = .05. Identify the critical t value from the t table. 1 point The critical t value for a one talled hypothesis test with alpha equal to 0.05 would be 1.833. I found this on the t table, using the alpha value .05 and 9 degrees of freedom. I got 9 df because the number of data points is 10, and df is
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Part 1 of 6 Points: U Of 4 A simple random sample of size n is drawn from a population that is normally distributed. The sample mean, x, is found to be 115, and the sample standard deviation, s, is found to be 10. (a) Construct a 96% confidence interval about p if the sample size, n, is 23. (b) Construct a 96% confidence interval about u if the
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confused on how on the setup for the t-Test and how to work the formulas.... Is there a significant difference between these TWO population means regarding median incomes?Make sure to show your setup for the t-Test, df and how you found the t-Critical.Also, use software to find the p-value (probability) is it larger or smaller than ??Does this
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Lastly, find s , the sample standard deviation estimate. While technology or formulas could be used to find these values, for this problem, use technology, rounding to four decimal places. Sp. =0.5146 Substitute b, = -6.108, s =0.5146, and t- 2 /2 = 1.943 to find the 90% confidence interval for p, rounding to two decimal places by -t(n-2.a/2)Sby
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porfavor poner procedimientos. please show procedures 6) La ecuacion de la recta que tiene una pendiente de -2 y que pasa por el punto (1, 3) es: 6) Criterio de evaluation: 4 puntos por la sustitucion en la ecuacion de la recta y 6 puntos por la ecuacion de la recta. 7) La ecuacion de la recta que pasa por los puntos (1, -5) y (-2, 4) Criterio de
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This project is to help you apply concepts to real world, real data analysis. In the real world computers do most of the hard work for statisticians. This project will help you understand how an informative decision is made using data analysis. After completing this project, you should be able to determine which statistical procedures are

The world bank collected data on the percentage of GDP that a country spends on health expenditures ("Health expenditures," 2013) and also the percentage of women receiving prenatal care ("Pregnant woman receiving," 2013) The data for the 15 countries where this information are available for the 2011 is in the table below: 1. Determine the

2. Record the mean number of people employed for each sex.Convert your answers to thousands by multiplying it by 1000. Round to the nearest integer. Which mean is higher? Mean Number of Females Employed in a Professional Field: Mean Number of Males Employed in a Professional Field: 3.Note that in some countries, such as the United States, more

Bayes Theorem Scenario Script Caption: Bonnie needs you to investigate some quality control issues at the Burlington factory. Bonnie: Thanks for coming in. We're working through a problem at our Burlington factory. During a recent spot check of our Fruit Cocktail inventory, the number of defects that we found exceeded our quality standards. That

The average travel time to work for a person living and working inKokomo, Indiana is 17 minutes. Suppose the standard deviation of travel time to work is 4.5 minutes and the distribution of travel time is approximately normally distributed. Which of these statements is asking for a measurement(i.e. is an inverse normalquestion)? A. What percentage

Is the going with conflict significant or invalid? If it's significant, revamp a comparable dispute symbolically (p, q, ~, etc) if it's invalid, give the correct end, or express that there can be no closure from the given premises. If you are Patrick Star, this is your ID. This ID was in this wallet. If this ID was in this wallet and this is your

Part 1 of 5 Points: 0 of 1 Save In one study of smokers who tried to quit smoking with nicotine patch therapy, 36 were smoking one year after treatment and 34 were not smoking one year after the treatment. Use a 0.01 significance level to test the claim that among smokers who try to quit with nicotine patch therapy, the majority are smoking one
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(a) A poll of 2,277 likely voters was conducted on the president's performance. Approximately what margin of error would the approval rating estimate have if the confidence level is 95%? (Round your answer to 4 decimal places.) Margin of error (b) The poll showed that 44% approved the president's performance. Construct a 90% confidence interval

3. Create the correct graph for Year and Bookcost(include labels) 4. Create the correct graph for Year and Commute (include Labels) Year Credits Major Bookcost Commute 15 251 51 321 OHO 20 123 18 WNWWN 147 -WANNW 86 212 71 163 22 95 HOOO - - 19 106 10 199 W N 90 159 Labels: 1=Fresh 1=Psych| |0=No 2=Soph 2=Nurse 1=Yes 3=Junior 3=Other 4=Senior
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Problem 1 (10 marks) File: MALL. XLS A national chain of women's clothing stores with locations in the large shopping malls thinks that it can do a better job of planning more renovations and expansions if it understands what variables impact sales. It plans a small pilot study on stores in 25 different mall locations. The data it collects consist

Stats question about the GLM. Can someone explain the steps on how to solve these? Thank you. Questions are in the attachment. One of the difficulties that students have experienced in previous iterations of this course is relating the GLM equation to the data upon which the GLM was based the first part of this assignment will therefore help you
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A nationwide standarized exam consists of a multiple-choice section and a free-response section. Scores on the multiple-choice section have a mean of 38 and standard deviation of 6. Scores on the free-response section have a mean of 30 and a standard deviation of 7. Suppose M and F are the multiple-choice score and free-response score,

COMPUTE THE FOLLOWING COMPUTE FOR THE FOLLOWING: 1. Estimate the mean weight of 6 students randomly chosen in a university if student 1 weighs 53 kg; student 2 weighs 64 kg; student 3 weighs 49 kg; student 4 weighs 59 kg; student 5 weighs 62 kg and student 6 weighs 55 kg. ANSWER: 2. A random sample is drawn from a population of known standard
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You have obtained the following butcher's yield information about whole raw chickens. As purchased quantity (APQ) 10 kg Edible portion quantity (EPQ) 6 kg Usable trim weight 2.5 kg Waste trim weight 1.5 kg Calculate the yield % of the chicken using the butcher's test. Show how you arrived at this figure

A particular fruit's weights are normally distributed, with a mean of 753 grams and a standard deviation of 13 grams. The heaviest 3% of fruits weigh more than how many grams? Give your answer to the nearest gram.

Smaller alpha levels Increase the likelihood that Ho is rejected. a. b. Decrease the probability of sampling error. O c. Decrease the likelihood that Ho is rejected. O d. Increases the risk of a Type I error
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mathxl.com/Student/PlayerHomework.aspx?homeworkid=bob MAT 120.003 DL Anzur FA21 Michaela Parker & | 10/20/21 10:53 PM Homework: 6.2 Homework Question 6, 6.2.51-T HW Score: 58.33%, 4.08 of 7 points Part 1 of 3 O Points: 0 of 1 Save Suppose that the probability that a passenger will miss a flight is 0.0927. Airlines do not like flights with empty
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Before the start of the Winter Olympics, it was expected that the percentages of medals to be awarded to the top contenders is as follows (10 points). Percentages United States 25% Germany 22% Norway 18% Austria 14% Russia 11% France 10% Midway through the Olympics, of the 120 medals awarded, the following distribution was observed. Number of

A developer wants to know if the houses in two different neighborhoods were built at roughly the same time. She takes a random sample of six houses from each neighborhood and finds their ages from local records. The accompanying table shows the data for each sample(in years). Complete parts a through e below. Neighborhood 1 : 64, 63, 48, 46, 45,

Jump to level 1 Understanding student demographics is important for a college in deciding what programs will most benefit students. A sample of students is taken to determine what proportion of students identify as Hispanic or Latino. The results of the sample are shown below. Student sample Hispanic/Latino (x) 63 Sample size (n) 350 Confidence
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A student- faculty government committee of 4 people is to be formed from 20 student volunteers and 5 faculty volunteers. A.If one person from the group of volunteers is chosen at random to draw the names out of a hat, what is the probability that the person drawing the names is a student? B.How many ways can the committee of four be formed if

4. Given the following information estimate the N rate needed for 80 bu/a wheat? Show all calculations. Previous CropIntended CropSoil data 3000 lb residue/a80 bu/a wheat yield goal1% OM 40% residue C60 lb/bu test wt. 1% OM loss/yr Residue C:N = 506000 lb/a residue wt.30 lb profile N/a 2.0% N in grain 0.5% N in residue

Hypothesis testing, likelihood ratio test Let X1, . . . ,Xn be i.i.d. normal random variables with mean ,LL and variance 02 (both unknown). Suppose that we want to test Determine the likelihood ratio test statistic and the form of the rejection region
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a.) Fill in the missing numbers of the Analysis-of-Variance table for MODEL I. b.) Do the data provide sufficient evidence to indicate that the tar and nicotine in the Model 1 contribute information for the prediction of CO comparing with Model 3 at 5% significant level? 3. The Eurelian Federal rIfrade Commission annually ranks varieties of
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Help me to answer the following Activities belowww, Statistics and Probability Tutorsss nativity : Type I a: Type II Directions: Select from the box that corresponds to your answer and write it on the answer sheet. Situation: A quality control expert wants to test the null hypothesis that an imported solar panel is an effective source of energr.
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For car price and income, which variable is independent and which is dependent? Question 1 options: Price is dependent and income is independent because the price one can pay for a car depends on the income. Both are independent. Both are dependent. Income is dependent and price is independent because the income of a household depends on the price

Please answer the following Question Don't copy from chegg.com QUESTION 2 Consider the game below. Nature selects the type of player 1, E or F, with probabilities p and 1-p respectively. Then player 1 chooses to play either N' or G' depending on type Lc {F, E). Player 2 then chooses either A or R. The resulting payoffs are given. Nature (P) (1 p)
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Consider the data in the table collected from four independent populations. Sample Sample Sample Sample 1 2 3 4 14 15 17 14 a) Calculate the total sum of squares (SST). 11 22 b) Partition the SST into its two components, the sum of squares between (SSB) and the sum of squares within (SSW). c) Using a = 0.10, what conclusions can be made concerning
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Assume you build a Candy castle for which you buy a bag of gummy bears, a block of chocolate and a bag of nuts. The weight of the three ingredients is a random variable (X 1 , X 2 and X 3 ) with mean weights 1 = 200 gram, 2 = 400 gram and 3 = 150 gram. The bags and blocks are not measured top perfection so the standard deviation of the three is 1

You can use code: install.packages("faraway") library(faraway) data(diabetes) in r studio to get the data. Problem 3: In this problem we model data from a study of the prevalence of obesity, diabetes and cardiovascular disease among 403 African Americans in central Virginia. The data are in the diabetes dataset in the faraway library. One of the
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thank you so much for the run down In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 57 inches, and standard deviation of 3.7 inches. A) What is the probability that a randomly chosen child has a height of less than 50.05 inches? Answer=_ {Round
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The lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days. a. Find the probability of a pregnancy lasting 309 days or longer. b. If the length of pregnancy is in the lowest 4?%, then the baby is premature. Find the length that separates premature babies from those who are not premature. \f\f
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Suppose you run the following regression: Yi = a+ BMi+ ci where Y denotes the standardized SAT score of person i and M; be an indicator equal to 1 if person z belongs to a minority, and 0 otherwise. You have data from a sample of students from your university. You load it into R, and run the regression, and get the following output: Call:
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True or False. .......Ann and Charlie both draw a bar graph for the same data, then Ann's bars must be the same width as Charlie's. True False 2.......I can always rearrange the bars in my bar graphs so that the tallest bar comes first. True False 3.....I can always rearrange the bars in my histograms so that the tallest bar comes first. True

21. In doing a Pearson r with 10 degrees of freedom, there must have been : a. 10 separate scores b . 22 separate scores 10 pairs of scores d. 12 pairs of scores 22. For a given number of degrees of freedom, when the obtained r is equal to the critical tabled value of r, then: a. Ho is accepted b. Ho is rejected c. Ho is rewritten as Ha d. Ho
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Data 1.5 Mile Run (n=29) Xy Time (min)VO 2 Max(ml/kg.min) 8.159.2 8.260.0 9.049.7 9.559.9 9.851.2 10.048.5 10.349.5 10.549.5 10.950.0 11.047.5 11.140.0 11.945.1 12.044.0 12.349.1 12.450.0 12.540.0 12.640.0 12.543.0 13.038.8 13.140.0 13.832.0 13.936.1 14.539.8 14.838.1 15.037.5 15.530.0 15.932.0 16.830.0 17.324.5 a.Make a scatter diagram for these

need help The Math SAT scores for women are normally distributed with a mean of 496 and a standard deviation of 108. a.) If a women who takes the math portion of the SAT is randomly selected, find the probability that her score is above 500. b.) If a women who takes the math portion of the SAT is randomly selected, find the probability that her
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Consider the following sample data: x 14 16 17 18 20 y 20 14 17 12 13 Click here for the Excel Data File a. Calculate the covariance between the variables. (Negative value should be indicated by a minus sign. Round your intermediate calculations to at least 4 decimalplaces and final answer to 2 decimal places.) b. Calculate the correlation

There are ___ values in the data set which are greater than or equal to 20 and less than or equal to 29. There are __ values in the data set which are greater than or equal to 10 and less than or equal to 19. There are ____ values in the data set which are greater than or equal to 40 and less than or equal to 49.Fill in the blanksSteam. Leaf
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loaded die is r STA 215 Exam 2 Part II Name 29. Scores on the Wechsler Adult Intelligence Scale (WAIS) are approximately normal with mean 123 and standard deviation 19. (6pts) a. What proportion of adults have WAIS scores below 83? b. What proportion of adults have WAIS scores between 83 and 119? c. Suppose that only those adults whose scores are
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Decreasing pH in aging meat Schwenke and Milliken (1991) modelled the relationship between pH and time since slaughter for steer carcasses. (They looked at it from a different perspective than we will here, so it's not necessary for you to investigate what they did in their paper.) We'll look at a subset of the data in that paper, restricting our

13. [-/1 Points] DETAILS LAROSESTAT3 7.1.024. MY NOTES ASK YOUR TEACHER Consider the following three possible cases for the sampling distribution of x. PRACTICE ANOTHER Case 1: The population is normal. Therefore, the sampling distribution of x is normal. Case 2: Means). The population is either non-normal or of unknown distribution and the sample
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The union for a particular industry has determined that the standard deviation of the daily wages of its workers is $25. A random sample of 50 workers in this industry has a mean daily wage of $ 110. Find a 90% confidence interval for the true mean daily wage of all union workers in the industry. Then give its lower limit and upper limit. Carry
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Simple regression was employed to establish the effects of childhood exposure to lead. The effective sample size was about 122 subjects. The independent variable was the level of dentin lead {parts per million}. Below are regressions using various dependent variables. your answers to 2 decimal places.} Dependent Variabie 8'2 Estimated Slope Std.
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An unknown distribution has a mean of 100 and a standard deviation of 14. Sample of size n = 49 are drawn randomly from the population. Using the z-table or a technology (e.g. calculator) Find the probability that the sample mean is less than 102.

I need help to solve these 3 questions below: # A PCR test for SARS-Cov2 PCR tests can be made on single persons - one at a time - or they can be made in pools where samples for several persons are mixed before testing. The idea behind pooling - proposed but not operational in current practices - is powerful. If your goal is to test 10.000 persons

thank you! 4) The current price of a stock is $100, and we assume that the price can be modeled by geometric Brownian motion X (t) with a drift parameter of 3% per year with a variance parameter of 2% per year. Assume that the annual interest rate is 4% and suppose that we want to sell an option to buy the stock for $120 in 1.5 years. a) What
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- C o ohm.lumenlearning.com/assess2/?cid=57064&aid=4143803#/Tull 15 pts 9 1 0 Deta Question 6 Question #5 (15 points - a.) 3 points b.) 2 points c.) 10 points) Psychology I can be taken as correspondence course on a Pass/Fail basis. Experience shows that about 65% of students pass. This semester, 88 students are taking Psychology. a.) To set this
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Help needed with detailed explanations (20 points) To tip or not to tip? A study of tipping behaviors examined the relationship between the color of the shirt worn by the server and whether or not the customer left a tip. a) Here are data for 200 customers observed in the study. They are also in the accompanying workbook. Black White Red Tip 28 25
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Given: Mean=6 Median= 8 Standard deviation = 3.5 Is the data: negatively skewed positively skewed symmetrical

There is a task to find AC(1), explain non-stationaity, test integration, explain trend stationar, derive the mean, find order of integration. Deatils are the following: (a) Explain the concept of a trend-stationary process and give examples. (5 marks) (b) For the simple random walk process, derive the mean, the variance and the autocorrelation at
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Please answer all parts and include work Mixed-Handedness is the change of hands between different tasks rather than using a single dominant hand for all tasks. So, what proportion of people are actually mixed-handed? A random sample of 120 people showed that 36 are mixed-handed. We wish to conduct a significance test to see if more than 25% of
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can i get answers for these please (1 point) A majority of Canadians intend to get vaccinated against COVID-19. A recent Radio-Canada/Ipsos poll indicates that approximately 62.71% of Canadians said they intended to get vaccinated. Consider a sample of 26 Canadians. Please use this information to answer the following questions. a. How many of the
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How do you do longhand test statistic, critical value(s), to three decimals, reject/fail to reject and interpret the result its a two tail Use a y-test to test the claim of =0.54 at the 0.54 O C. Hy: 12 #0.54 D. H: =0.54 He: 5- =0.54 He: 0- #0.54
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What is the death rate of Castle Rock standardized on Derry? Hint: take the ASDRs from Castle Rock, multiply each by the corresponding proportion from Derry, and then add them all together. (per 1000) Now compare your answer from the previous question to Derry's CDR (27.5). Which has the greater mortality risk? Explain your answer below. 5. Given
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THANKYOUUU EXERCISES: Activity # 1. Find the first Quartile, second Quartile, and third Quartile from the following set of scores by inspection ; a. 7, 4, 5, 3, 3, 10, 12, 20, 8, 9 b 65, 75, 90, 80, 65, 82, 70, 85, 95, 100, 86 Activity # 2. GUESS WHERE YOU ARE? Given the weights of the students in 10-Bonifacio class, 69, 70, 75, 66, 88, 66, 83,
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Another aspect of the same study in question 1 is to compare the variability in blood pressure with each method. This comparison is achieved by computing [X 1 - X 2 ] for each participant and method (i.e., absolute difference between first and second readings) and comparing absolute differences between machines for individual participants. The
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Saved Question 15 options: A project conducted by the Metropolis Municipal Office of Road Safety asked people many questions about their cars.One question was the reason that a person chooses a given car, and that data is in following table: Table:Reason for Choosing a Car Safety Reliability Cost Performance Comfort Looks 84 62 46 34 47 27 a.Find

I need help answering all 4 of these questions and needs to include the work shown week Il's Classworks, Please show work on papers neatly and in pencil. Perform all the Whos as shown in the lecture notes. Missing steps will result in not having full credits. Use the method indicated. Chantix is a drug used as an aid to quit smoking. The numbers
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Using stochastic models, help is needed for questions 4 and 5 kindly Your team is asked to analyze the nished product logistics for ACME which produces 3 different electronic car components (A, B, and C). Component A. B and C has a volume of Sm', 10m}, and 20m], respectively. ACME receives orders for its products and nishes the production on the
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Here it is Question 5. (18 pts) Let {Xn }n=0,1,... be an irreducible discrete-time Markov chain having state Space 8 and transition matrix P = {H,j},,,-E 3. Let p 6 (0, 1) be a constant. Construct a new stochastic process {YR },,=0,1,___ as follows: in each step, with probability p, the chain will move according to P. That is, assuming it is in
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2.3 Solve the below problem: A certain type of tree has seedlings randomly dispersed in a large area, with the mean density of seedlings being approximately three per square yard. If the seedlings are randomly dispersed, 2 the number of seedlings per region, can be modelled as a Poisson random variable. If a forester randomly locates ten

in each of the following cases, compute 95 percent, 98 percent, and 99 percent confidence intervals for the population proportion p. (a) p = .6 and n = 94 (Round your answers to 3 decimal places.) (b) p = .8 and n = 259. (Round your answers to 3 decimal places.) (c) p = .2 and n = 118. (Round your answers to 3 decimal places.) (d) p = .3 and n =

A particular fruit's weights are normally distributed, with a mean of 753 grams and a standard deviation of 13 grams. The heaviest 3% of fruits weigh more than how many grams? Give your answer to the nearest gram.

Questions 16 to 22: In a random sample of 25 shoppers at a grocery store, the sample mean amount spent was $25.50 and the sample standard deviation was $12.05. Assume the population was not skewed heavily. Calculate a 99% confidence interval for the true population mean amount spent at the grocery store. IE. Give the point estimate. Round to two
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Many people believe that there is a "Friday effect" in the stock market. They do not necessarily spell out exactly what they mean by this, but there is a sense that the stock prices tend to be lower on Fridays than on Mondays. Questions: Because stock prices are readily available on the web, it should be easy to test this hypothesis empirically.

It takes an average of 9.1 minutes for blood to begin clotting after an injury. An EMT wants to see if the average will decline if the patient is immediately told the truth about the injury. The EMT randomly selected 60 injured patients to immediately tell the truth about the injury and noticed that they averaged 8.9 minutes for their blood to
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Project 2 focuseson CFIs' experience as a flight instructor. The dataset for the project 2 isgiven in the Excel file "Project 2 Data" and consists of two setsof complacencyscores. The first set of scores wascollectedfrom a groupof first-year CFIs. The second set of scores was collected from the same group of CFIs 10years later to see if their
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A nationwide store chain conducts a survey to map how satisfied customers are. They have divided their dealer network into four geographical regions. The following table shows the results of the survey. Analyze this crosstab using a chi- square test. Use significance level ? = 5 %. Is there a difference in customer satisfaction between the
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Table 3: vaothesis Test for Overall FTest m Value Test Statistic XXX *Round off to 2 decimal places. Pvalue KW *Round off to 4 decimal places. e. Conclusion of the hypothesis test and its interpretation based on the Pvalue Based on the results of the overall Ftest, is at least one of the predictors statistically signicant in predicting the number
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help with this homework ty A company is in the business of nding addresses of long-lost friends. The company claims to have a 70% success rate. Suppose that you have the names of seven friends for whom you have no addresses and decide to use the company to track them. Q USE SALT (a) Make a histogram showing the probability of r = 0 to 7 friends
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A building manager is trying to determine itthe monthly heating cost otthe building is mainly inuenced by the outside temperature. The plot below shows the relationship between the number of heating degree days in a month and the monthly heating costs of the building. The linear regression output is given below. 400 '9' . , Regression Statistics
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Bogor city government is currently evaluating the level of community satisfaction with the services of agencies under the bogor city government. For this reason, a survey was conducted to the people who received services from various agencies in the bogor city government environment. The results of the respondent's satisfaction and profession

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