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Mathematics Questions and Answers May 14, 2022

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Item 19 What is the difference between a hypothesis and a prediction? Multiple Choice A hypothesis is a tentative answer to a research question; a prediction is formed from a hypothesis, is directly testable, and includes specific variables and methodologies. A hypothesis is a tentative answer to a research question, while a prediction is the

How much do wild mountain lions weigh? Adult wild mountain lions (18 months or older) captured and released for the first time in the San Andres Mountains gave the following weights (pounds): 73 108 126 129 60 64 Assume that the population of x values has an approximately normal distribution. (a) Use a calculator with mean and sample standard

Player Compute r, the correlation coefficient, rounded to the nearest thousandth, for the following data. x 6 11 9 8 12 7 y 5 8 6 6 7 4

Please answer ru. tie average value or x whenly - U. _24672_1&content QUESTION 37 Based on the computer output, fill in the blank to complete the regression model. (Do not round, input the values exactly as shown) SUMMARY OUTPUT Regression Statistics Multiple R 0.983254 R Square 0.966789 Adjusted R 0.950183 Standard E 7.541009 Observatic ANOVA
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Winning the jackpot in a particular lottery requires that you select the correct five numbers between 1 and 33 ?and, in a separate?drawing, you must also select the correct single number between 1 and 53. Find the probability of winning the jackpok Winning the jackpot in a particular lottery requires that you select the correct five numbers
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Please I need help with this question. C) This is a bonus question (optional) - How would you include a statistical interaction term? Characteristic Placebo (n = 125) Experimental P =125) Mean (+ SD) Age 54 +4.5 53 + 4.9 0.7856 % Female 39% 52% 0.0289 % Less than High School 24% 22% 0.0986 Education % Completing High School 37% 36% % Completing
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Below is the complete question. AP Statistics teachers from across the country meet annually in Kansas City to score AP Statistics exams. One social event that many teachers participate in is the annual Prediction Fun Run. Prior to the race, the teachers predict how long it will take them to complete the 1.96-mile long course. During the event,
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One of the ways results from a sample-based study may be used is ______. Group of answer choices to infer if a relationship found in a sample represents a relationship that exists in the population to infer if a relationship found in a population exists for an individual to prove that one variable causes a change in another to understand very rare

Assume that you plan to use a significance level of =0.05 to test the claim that p1=p2. Use the given sample sizes and numbers of successes to find thep-value for the hypothesis test. n1=50, n2=50 x1=8, x2=7 A. 0.3897 B. 0.2206 C. 0.6103 D. 0.7794

I understand in this question that you have to take the outlier out. I'm not understanding the steps after that involving the line of best fit and correlation however? b) Predict the University Average of a student who had a 60 for their High 3. Mr. Kartye wants to investigate if student performance on the MDM 4U final exam is related to time
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Note that Variance = (standard deviation) * (standard deviation) and that the standard deviation can not be negative. For example, if the variance is 9, the standard deviation is 3, and not -3. Is it possible to have a sample with 10 integer numbers whose variance is smaller than its standard deviation? If yes, provide an example, if no provide a

orthogonal vectors purses / MATH102-CALCULUS 2 (All Sections ) , General / Final ex if llall -8, 1bll =3 where a,b are orthogonal vectors then 2 Ja -2b| = O a. 10 O b, 20 O c. 100 O d. 5 O e. 200
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Couplet is the rhyming of every other line. Group of answer choices True False

Twenty people participate in a weight-loss program for two months. Their weights after the two months are compared to their starting weights. What kind of mean difference might we expect if the null hypothesis is true for a 2-tailed paired- samples t test? Weight loss, indicating that the program does not work A negative mean difference,

Discuss a data collection method used in the world around us.discuss one way you are asked for information or to complete a survey.in the discussion ,what method (random sample, convenience, stratified random sampling, cluster sampling, etc) is used. the motivation of the organization collecting the data for utilizing this method and positives or

Do males and females differ with respect to Body Mass Index (BMI)? Assume we are to study only human males and females. Assume you have quarterly data for each variable going back 20 full years. How would a regression model help

A license plate numbering scheme has one digit followed by two letters followed by four digits. How many different license plates are there?

please help A random sample of 14 adults was selected, and the variables systolic blood pressure (x) and diastolic blood pressure (y) were measure. A statistical analysis indicated a significant correlation between x and y at the 0.05 significance level. The following statistics were made public: n = 14 x = 133.93 SX = 9.04 y = 88.64 Sy = 10.57 r=
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Please refer to the attached picture Q1. You have an i.i.d. sample {(Yi, X if, X 2i): i = 1, , n}. You want to estimate the causal effect of X1 on Y. a) You rst run a regression Yi = a0 + alei + ui and get the following result: Y. = 0.5 + 1.2x\"- (0.2) (0.6) where the numbers in parentheses are standard errors. Construct a 90% confidence interval
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a family has spent on food during a year has been = $1200. If you want to be 99% sure that you have estimated average family food expenditures within $60, how many families do you need to survey

A popular sports website wants to find the proportion of people who think the Lakers will win an NBA championship. It conducts a poll on the website and collects the results from 4270 visitors who respond to the poll. The poll shows that 13% think they will win a championship. Are any conditions violated? a. Violates the Big Population condition

Private nonprofit four-year colleges charge, on average, $26,105 per year in tuition and fees. The standard deviation is $6,615. Assume the distribution is normal. Let X be the cost for a randomly selected college. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N( , ) b. Find the probability that a

7. The length of time patients must wait to see a doctor in a local clinic is uniformly distributed between 15 minutes and 2.5 hours. Compute the total number of one-hour intervals in the above interval
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create 3 of your own problems. Please make sure that your answers are in the form of multiple choice. When you turn them in you will have a side Awhere you illustrate, draw or create the problem .You also have to have a side B, you will correctly solve the problems you created.Side C: and give 2 fake answers. Remember to make 3 of your own

I want the step by step answer. Thx. Suppose that the following data set of {Ytzt = 1,2, ...,5} is given: and the researcher wants to estimate the parameters by supposing the following model assumption: YtIYtl "' N[ a, + {Ur1.0.2 ]- That is, a... B" and a} are the parameters desired by the researcher. Furthermore, the researcher wishes to test the
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A sign in a grocery store claims that 92% of their customers believe them to have the freshest produce in the city. Specify the type of bias involved

A piston requires a valve diameter of 25mm 0.7mm in the specification document. The Tondex Fabricator Company has a process that produces pistons with mean valve diameters of 25mm and a standard deviation of 0.25mm, normally distributed. Currently Tondex maintains a quality control level that accepts middle 95% of the fabricated pistons over the

LEON 3: STRUCTURES Les articles indfinis et le genre des noms Allez-y! C. C'est trop! Give the singularFollow the model MODELE : Des jours? Non, un jour 1. Des livres? 4. Des ordinateurs? 2. Des problmes (m )?5. Des tables? 3. Des chaises ? 6. Des mois

The density The density f (ac) : e (20-1) 2/202 correspond to a 2TO O standard normal random variable Bernoulli random variable geometric random variable exponential random variable O uniform continuous random variable normal random variable C Binomial random variableIn your own words, define multivariate analysis. Name the most important factors
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Give an example of a problem dealing with two possibly related variables (Y and X) for which a linear regression model would not be appropriate. For example, the relationship could be curved instead of linear, or there may be no significant correlation at all. What is the impact of using a linear regression model in this case? What options, other

.The mean life span of caterpillars before becoming butterflies is 4.75 months with a population standard deviation of 0.39 months.A caterpillarologist thinks the average life span of monarch caterpillars is different from 4.75 months.The scientist collects a sample of 50 monarch caterpillars that have a mean life span of 4.85 months.Test the

A normal distribution has a mean of = 100 with = 20. If one score is randomly selected from this distribution, what is the probability that the score will have a value between X = 90 and X = 110?

(a) compute the general solution; (b) sketch its phase portrait; (c) solve the initial-value problem; and (d) sketch the x ( t )- and y ( t )-graphs for the solution to the initial-value problem. dY 3 -2 29. Y, Y(0) dt -2 2 2
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HOW DO I INTERPRET THIS?? I want to know if the mean of our raw data which is 58.75, is the stat. sig/diff. from the mean from literature, which is 169. This is about the mean SVL of frogs from our data and from literature. We want to know if the frogs we collected is the same with the frogs from the literature. \f
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rephrase "A significance level of 0.05 means that we are willing to accept a 5% chance of incorrectly rejecting the null hypothesis, which is a standard level of risk in many fields of research. If the p-value obtained from the statistical test is less than 0.05, we would reject the null hypothesis and conclude that there is a significant

In this week's discussion : In Chapter 8 of the text, Creswell identifies six steps critical to the construction of a quantitative research proposal (pp. 162-166). After reading this chapter, discuss the six steps of the critical aspects of data analysis and interpretation identified by Creswell Must Include : What are the six steps and why are

Please solve so that I can learn. Problem 1 (30 points) Assume that X1, X2, - - - ,Xn are generated i.i.d. according to the following distribution: PI'(X=Z)=6(16)1, fori:07132333.-. In other words, the pdf (pmf) of the distribution that generates the data is of the form f (X = 216) = 0(1 6W, where 6 is an unknown parameter. Consider the following
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I believe that the proportion of high school seniors who graduate with a 3.5 GPA or higher is greater than the proportion of college seniors who graduate with a 3.5 GPA or higher (I'm just looking for undergraduate bachelor's degree program students, not graduate students or undergraduate students in an associate's degree program, just to be

what is the answer Scores on a statistics final in a large class were normally distributed with a mean of 75 and a standard deviation of 6. Find the following probabilities, round to the fourth. a) What is the probability 12 randomly chosen scores had an average greater than 75 Would it be unusual or usual for this to happen? usual b) What is the
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Americans receive an average of 18 Christmas cards each year. Suppose the number of Christmas cards is normally distributed with a standard deviation of 8. Let X be the number of Christmas cards received by a randomly selected American. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N( , ) b. If an

Question 4 A jar contains 5 red marbles, 3 white marbles, and 5 blue marbles. Two marbles are randomly selected from the jar with replacement. Find the following probabilities. Leave your answer as a reduced fraction. a. A red marble and then a blue marble is randomly selected. b. A white marble and then a red marble is randomly selected. Question
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In the last municipalelection, 62 1/2% of the population of94,800 was eligible to vote. Of thoseeligible, 33 1/3% voted. (a) What was the number of eligiblevoters? (b) How manyvoted?

How does sample size affect the width of the confidence interval for the population mean? Multiple choice question. Smaller sample sizes result in smaller z-values and narrower intervals. Smaller sample sizes result in intervals with smaller widths. Larger sample sizes result in narrower intervals. Larger sample sizes result in larger sample means

The list of 392 best National University rankings reported by the U.S. News can be found in https://www.usnews.com/best- colleges/rankingsational-universities. For each university, the U.S. News reported whether the university is a private or public university. In addition, the U.S. News also reported the cost of tuition and fees and the
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explain how you got these numbers: The mean score on the RAT for participants in the opaque cheating condition was 18.75 (SD = 3.21), while participants in the transparent cheating condition had a mean score of 15.40 (SD = 2.87). A t-test analysis revealed a significant difference between these two groups, t(78) = 3.45, p < .001, indicating that

In the United States, capital gains on homes is taxable if the amount exceeds a set amount. In one large American city the amount of capital gains on houses was studied. It turns out that the variable is normally distributed with a mean of $41,000 and a standard deviation of $19,000. What is the probability that a house has a capital gain less

Use the Exponential Rule to find the indefinite integral. (Use C for the constant of integration.) 2 f{2x+ 3)e T P dx Use the Log Rule to find the indefinite integral. (Use C for the constant of integration. Remember to use absolute values where appropriate.) [#dx 2x 9 Use the Log Rule to find the indefinite integral. (Use C for the constant of
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Please I need help with this assignment and it's due by 4/17/2018 by 10PM EST ? Chapter 5, Section 1, Exercise 015 (a) Find the area above 66 for a N (60, 10) distribution. Round your answer to three decimal places. Area = (b) Find the area below 47 for a N (60, 10) distribution. Round your answer to three decimal places. Area =
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Put the following steps of scaling a drawing to determine a measurement in order. Prompt 1Find a known dimension. Answer for prompt 1 Find a known dimension. Prompt 2Use a scale to measure an unknown dimension. Answer for prompt 2 Use a scale to measure an unknown dimension. Prompt 3Determine the scale of the print. Answer for prompt 3 Determine

Cunto tiempo hace que Manuel Patarroyo vendi la patente de la vacuna contra la malaria a una compaa farmacutica? Hace ms de 30 aos. Hace menos de 30 aos. Hace 6 aos. El doctor Patarroyo no la vendi

Age Formulas 30 Sample size 47 32 28 Sample mean #N/A 31 29 Sample Standard Deviation #N/A 39 25 Hypothesized Mean 34 38 31 Test Statistic #N/A 38 37 Degrees of Freedom #N/A 33 31 p-value (Lower Tail) #N/A 28 p-value (Upper Tail) #N/A 28 p-value (Two Tail) #N/A 32 38 Level of Significance (alpha) 0.1 33 35 Reject Null Hypothesis? #N/A 32 29 32
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Please help with statistics and probability questions 9:04 PM Thu Apr 23 scdegenius.mrooms.net '3 65% [:1' E vsc 12.00 (7 Flag question Use the Empirical Rule to answer the following questions about the length of pregnancies in humans. The length of the human pregnancy is not fixed. It is know that it varies according to a distribution that is
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In a Word document, write the following: 1. For each of the entities, define all of the attributes. Define the data type and nullability of each attribute. Explain your choices. 2. For each of the entities, define the primary key. Define the data type and nullability. Explain your choices. 3. For each of the entities, define any foreign keys.
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what are the steps for cleaning that data, organizing data into format, and then quantitively analysis

Kindly solve the following (1 mark each) For each of the given matrices, select all decompositions that can be applied to it. You do not have to show your work for this question. 2 ) A = 6 1 O Diagonalization (i.e., A = PDP-1 with D diagonal) O Schur triangularization O Spectral decomposition O Singular value decomposition b) B = 0 1.001
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Please I need help with this assignment and it's due by 4/17/2018 by 10PM EST ? Chapter 5, Section 1, Exercise 028 How Often Do You Use Cash? In a survey1 of 1000 American adults conducted in April 2012, 43% reported having gone through an entire week without paying for anything in cash. Test to see if this sample provides evidence that the
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Overview: Determining a minimum threshold population for your quantitative study is critical for achieving a quality study. Conversely, qualitative studies focus less on a minimum population; instead, they have a greater focus on the concept of data saturation and knowing when to cease data collection. Understanding these procedures is paramount

Please help In this exercise, test Ho : P1 = p2 VS Ha : PI > P2. with p1 - py = 0.8 -0.7 = 0.10 for different sample sizes. In parts (a) and (b), use Statkey or other technology to find the p-value. Click here to access StatKey. (2 )p1 = 24 30 = 0.8 and P2 = 14 20 = 0.7 Round your answer to two decimal places. p-value
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A total of 190 volunteers participated in the experiment, where each was randomly from one of three Ages: 10-29, 30-59, and>60. These three groups of volunteers were asked in a survey "whether they will choose to watch football game? " and they have two choices: "Choose to watch football game" or "Not choose to watch football game". We have the

Defina qu es la sucesin testamentaria y elabora un esquema clasificando las diferentes formas de testamento de acuerdo al derecho romano. Indique cmo se estableca en Roma quin tiene la capacidad de testar y quienes para heredar Explique en dos prrafos en qu consista la desheredacin y el instituto de heredero. Explique en qu consiste la designacin

A normal distribution has = 34 and = 5. (a) Find the z score corresponding to x = 29. (Enter an exact number.) (b) Find the z score corresponding to x = 48. (Enter a number.) (c) Find the raw score corresponding to z = 2. (Enter an exact number.) (d) Find the raw score corresponding to z = 1.9. (Enter a number.)

Create a logistic regression model using Segmentation as the response variable and all other variables as the predictors. (4 Points) Segment A represents the most desirable customers Segment B represents customers who have made purchases, but are not as likely to have a high or average spending score. HINT: You need to specify Segment B as a

Please show solutions. 4. Find the equation of the hyperbola with vertices at (-4,2) and (0,2) and foci at (-5,2) and (1,2)

Edwards Manufacturing Company purchases two component parts from three different suppliers. The suppliers have limited capacity, and no one supplier can meet all the company's needs. In addition, the suppliers charge different prices for the components. Component price data (in price per unit) are as follows: Supplier Component 1. 2. 3. 1. $12 $12

In Table 6.1, why would it be problematic to calculate the mean value of the variable "Religious Identification"? with which it occurs (in absolute number of cases andfor in percentage terms) is displayed in (an)other column(s). Table 6.1 shows such a table for the variable \"Religious Identication\" from the NES survey measured during the 2004
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Hello there, I received zero credit for this question even though I followed the textbook step by step. Question 4 {f - Data are collected on the relationship between the number of hours per week practicing a musical instrument and scores on a math test. The line of best t is as follows: What) = 2.3x + 72.5 What would you predict the score on a
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If the random variable X ~ N(0, 1), then what is the probability density function of the random variable Y = (|X|)^1/2?

So I have this two tables I dont know which one to use to solve the following questions Repeated Measures ANOVA Within Subjects Effects Sum of Squares df Mean Square F p Bizzarness 427 426.6 6.13 0.033 Residual 696 10 69.6 Combination 882 882.0 7.51 0.021 Residual 1174 10 117.4 Bizzarness * Combination 491 491.1 6.91 0.025 Residual 711 10 71.1
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Please help with the questions below. An executive at the home office of Big Rock Life Insurance is considering three branch managers as candidates for promotion to vice president. The branch reports include records showing sales volume for each salesperson in the branch (in hundreds of thousands of dollars). A random sample of these records was
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You are analyzing a Housing Prices Dataset and have a categorical variable for type which has 3 categories Multi-Family, Condo & Residential. You run a linear Regression with Price as the Dependent Variable and the dummy variables for Multi-family and Residential. You find that the coefficient of Multi-Family unit is negative. What is the most

1)A large group of students took a test in Physics and the final grades have a mean of 70 and a standard deviation of 10. If we can approximate the distribution of these grades by a normal distribution, what percent of the students a) scored higher than 80? b) should pass the test (grades60)? c) should fail the test (grades <60)? 2) Investigation:

What is the solution to the equation x2 - 7x = -12

3 TASK DESCRIPTION There are two datasets involved in this assignment: Dataset 1 and Dataset 2, detailed below. Dataset 1: This dataset will be sent to your KOI email address by Week 4. Please email c..a@koi.edu.au if you have not received the dataset. This dataset is an edited version of Airbnb dataset. The original dataset was obtained from

Let Z be a standard normal random variable. Use the calculator provided, orthis table, to determine the value of c . P ( 0.74 Z c)= 0.1851 What is the value of C? Carry your intermediate computations to at least four decimal places. Round your answer to two decimal places.

A life insurance salesman operates on the premise that the probability that a man reaching his sixtieth birthday will not live to his sixty-first birthday is0.05. On visiting a holiday resort for seniors, he sells88policies to men approaching their sixtieth birthdays. Each policy comes into effect on the birthday of the insured, and pays a fixed

Use the crossing-graphs method to solve the given equation. (Round your answer to two decimal places.) 18 2 +3% o " Use the crossing-graphs method to solve the given equation. (Round your answer to two decimal places.) x2 - x3 + 2 = x5/48 X =
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The Maths Education Study Your colleague is conducting an intervention to help alleviate anxiety around mathematics. They collect a sample of students with different educational backgrounds; those who exited high school before year 12; those who completed a maths course in year 12, and; those who completed any level of tertiary education that

Consider the following array of numbers: 5 6 7 7 7 8 8 9 9 9 10 15 19 20 21. In the array provided, what is the median? Multiple Choice O 7 O 15 O 10 O Both 7 and 9 O 9

A Parking Enforcement Officer in Perth is conducting an analysis on the amount of time left on parking A Parking Enforcement Officer in Perth is conducting an analysis on the amount of time left on parkingmeters in the CBD. A quick survey of 14 metered parking spaces where cars had just left provided the meters in the CBD. A quick survey of 14

A highway department executive claims that the number of fata accidents which occur in her state varies from month to month. The results of a study of 120 fatal accidents were recorded.Is there enough evidence to reject the highway department executive's claim about the distribution of fatal accidents between each month at the 0.05 level of

When we speak of an "80% confidence level," what are we referring to? Multiple choice question. An interval which is within 80% of the standard deviation on either side of the mean. The point estimate An 80% probability that a parameter will be within a specified interval. We are confident that the parameter will be within 80% of the values found

(a) Is the study described an observational study or an experiment? O an observational study O an experiment (b) The article says that data from a sample of 2,707 parents were used in the study. What other information at O We need to know if the sample was a random sample. We need to know if the entire population was included in the sample. O We

Please answer all. Tables posted if needed! TABLE 1 CUMULATIVE PROBABILITIES FOR THE STANDARD NORMAL DISTRIBUTION Entries in the table give the area under the Cumulative curve to the left of the probability z value. For example, for z = -.85, the cumulative probability is . 1977. Z 0 .00 .01 .02 .03 .04 .05 06 .07 .08 .09 -3.0 .0013 .0013 .0013
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In your calculations, try to not round numbers as much as possible or carryout calculations with as many decimals as you can. When entering numbers on the quiz as your final answer, round your answers to 2 decimal places. This means that if you round the final answer in one question and you need that answer for another question, you would use the

Test the claim that the proportion of men who own cats is smaller than 9% at the .005 significance level. The null and alternative hypothesis would be: Ho:p = 0.09 Ho:/ = 0.09 Ho:/ = 0.09 Ho:p = 0.09 Ho:p = 0.09 Ho:p = 0.09 Hi:p 0.09 Hi:p / 0.09 Hi:p / 0.09 Hi :p 0.09 O O O O O The test is: left-tailed right-tailed two-tailed O O Based on a sample
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The first step in determining which statistical test to use is to consider your independent and dependent variables, and the level of measurement for each. Does your independent variable measure something that is counted (like number of hours spent on the computer, or number of vegetables eaten?)

You can answer any 16 questions from the 21 questions on an exam. In how many different ways can you choose the 16 questions, assuming that the order in which you choose the questions is irrelevant?

A manufacturer of banana chips would like to know whether its bag filling machine works correctly at the 400 gram setting. Is there sufficient evidence at the 0.02 level that the bags are overfilled? Assume the population is normally distributed. State the null and alternative hypotheses for the above scenario.

1.The length of a paper produced by a paper production plant is normally distributed, having a standard deviation of 0.0004 cm and a mean length of 0.002 cm. (a) Calculate the probability that the length of a paper exceeds 0.0026 cm? (10 points) (b) Find the probability that the length of the paper is between 0.0014 cm and 0.0026 cm? (5 points)

PubH 6002 Lab Exercise 4 1.A researcher claims that women who eat blue M&M candies have a better chance of having a baby boy, and 50 such women gave birth to 27 boys and 23 girls. What conclusion should be drawn? Use only the rare event rule and make a subjective estimate to determine whether the event is likely. Do not use formal procedures or

thank you so much. Let x be the number of bit strings of length 8 that satisfy at least one of the following conditions: C1: It starts with 11, or C2: It ends with 0, or C3: It has exactly four I's, and four O's. Then x =
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Can you give the answer for all of this questions, Please? D Question 1 Question 3 : Let A and B be events associated with the same sample space with probability P. If the following statements are true: If P(A) = ; P(B) = ; and P(AnB) = } Let A and B be events associated with the same sample space with probability P. (Note: In case the last symbol
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MJC Prelim 9740/2014/02/Q10 MJC Prelim 2014 Paper 2 Question 10 The masses, in kilograms, for a randomly chosen pumpkin and a randomly chosen watermelon, are normally distributed with means 4.2 and 8.5, and standard deviations 1.6 and 2.2 respectively. (i) Find the range of values of k such that the average mass of five randomly chosen watermelons

see attached pictures, there is one question. please solve this problem. Do Homework - Ahmad Noor Nazel - Google Chrome - X mathxl.com/Student/PlayerHomework.aspx?homeworkld=570925083&questionld=1&flushed=false8cld=61099298 centerwin=yes Stats 300 (Fall 2020) Ahmad Noor Nazel & | 12/02/20 12:35 AM Homework: HW#28 (9.2) Save Score: 7 of 11 pts 6 of
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Research Study Background This data set contains information on 78 people using one of three diets, including 1- Mediterranean Diet, 2 - Weight Watchers, and 3 - Nutri-System. Participants were randomly assigned to follow each diet for ten weeks. Registered dieticians gave researchers Weekly telephone and e-mail support to all participants.
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1) Adult male heights have a normal probability distribution with a mean of 70 inches and a standard deviation of 4 inches.What is the probability that a randomly selected male is more than 70 inches tall? 2)Adult male heights have a normal probability distribution with a mean of 70 inches and a standard deviation of 4 inches.What is the

1?- To compare whether two population medians are the same, we can use which test? a. Sign test b. Wilcoxon rank sum test e. Two sample ttest assuming equal variance {2]. ANDVA
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Some percent (let's call it Percent1) of a data set Z belongs to class 1 and the rest of the data set belongs to class 2. Fill in each of the following blanks with a value between 0 and 100 (thereby expressed as a percent, NOT a proportion). The entropy of Z is the highest, if Percent1= % . The entropy of Z is the lowest, if Percent1= % or

I used stat crunch to figure out P value and am confused if it makes sense with hypothesis I selected? The data in the accompanying table represent the rate of return of a certain company stock for 11 months, compared with the rate of return of a certain index of 500 stocks. Both are in percent. Complete parts (a) through (d) below. Click the icon
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