Mathematics Questions and Answers January 05, 2021

Determine the type of probability (theoretical, relative frequency, or subjective) for each event. a) I feel like there's an 80% chance my dog will bring me her ball to play today. Relative Frequency Theoretical Subjective b) Last time I tossed a coin, it landed on heads each toss.There was a 100% chance I tossed heads each time. Relative

QUESTION 17 A certain drug is used to treat asthma. In a clinical trial of the drug, 18 of 282 treated subjects experienced headaches (based on data from the manufacturer). The accompanying calculator display shows results from a test of the claim that less than 11% of treated subjects experienced headaches. Use the normal distribution as an

Please give a detailed explanation. Thank you and will give feedback The shear strength of the bond between two types of propellant is important in the manufacturing of a rocket motor. An investigator is interested in whether the age of the propellant is related to the shear strength? Data from 26 paired observations were used to fit a a

please help answer An electrical system has the switches shown in the following diagram to indicate system operation based on the switch positions. The probability that Switch A is closed is: Pr(SwitchA = Closed) = 9/10 ,Pr(Switch A = Open) = 1/10 The probability the Switch B selecting the Red LED or the Other LEDs is: Pr(Switch B = Red) = 1/3

Create a new variable price per sq ftprsq=priceCompute the mean and median of the price persqft sq ft for various zip codes.Do you see any meaningful difference in the price per sq ft between the zip codes? Compute the mean and median of the sqft for various zip codes. Do you see any meaningful difference in the sqft between the zip codes? Create

1. We are conducting a study to predict a Boolean variable y from two features 931 and :32 that only take integer values, 0 g 931 g 4 and 0 3 3:2 3 3. As our hypothesis class 'H we take the class characteristic functions of closed rectangles with integer vertices contained in X = {(x, y) 6 [0,4] X [0, 3], ac and y are integers} (including degen-

CH 16 Decision Theory A hardware store must decide how many snow shovels to order for the coming snow season. Perform a sensitivity analysis and find the optimal order quantity and optimal expected profit for probabilities of a harsh winter ranging from 0.2 to 0.8 in increments of 0.2. Plot optimal expected profit as a function of the probability

Textbook Prices: The table shows prices of 50 textbooks in a community college bookstore, rounded to the nearest dollar. 79 19 83 45 88 70 62 84 85 87 86 37 88 45 75 83 126 56 30 33 26 88 30 30 25 89 32 48 66 47 36 115 30 60 36 140 47 82 138 50 66 126 45 107 12 112 97 96 78 60 Organize the data in the given data set using an appropriate tool.

E Topic 3 Homework Question 10 of 25 (1 point) | Question Attempt: 2 of Unlimited P 2 ~ 3 4 v 5 V 6 07 V 8 = 9 10 11 machine at a bakery is pouring out flour. The graph shows the amount of flour (in grams) in the machine versus time (in utes). 006 (a) At what time does the flour in the machine reach 0 grams? 810 - minutes 720_ 630.. (b) Choose the

(c) The number of industrial injuries per working week in a particular factory is known to follow a Poisson distribution with mean 2.5. Find the probability that in a particular week there will be: (i) Less than 2 accidents (ii) More than 2 accidents (iii) In a four week period there will be no. accidents to Question 3 (a) Chimbazeze milling

true or false QUESTION 4 If Cov(X, Y)=0, X and Y are independent. True False QUESTION 5 In regression analysis, a higher correlation between the dependent variable and the independent variable indicates a higher estimated slope. True False QUESTION 6 In regression analysis, if we observe an obvious cyclic trend in the residual plot, the assumption

In a population of fruit flies 30% of flies have wing mutation and 40% has eye mutation and 15% has both eye and wing mutation fly is chosen at random what is the probability that the fly has at l e a s t 1 of the mutations

How many computers? In a simple random sample of 135 households, the sample mean number of personal computers was 2.37. Assume the population standard deviation is o = 0.86. Part: 0 / 4 Part 1 of 4 (a) Construct an 80% confidence interval for the mean number of personal computers. Round the answer to at least two decimal places. An 80% confidence

I'm so confused and frustrated with this question, I've already asked this question here before twice and I still don't understand how they arrived at the final answer (see attached photo, it's from a different tutor). Firstly, how is it that there are 11 and 7 observations for that data set when there are clearly 20 on each side in the given

Devin has N umbrellas that he wears during his commute to and from his house and work. Some of the umbrellas are at his house and some are at work at any point. Devin only takes an umbrella with him during his walk if it is raining, which occurs with probability p independently. At t=0, Devin is at home. At each time step after, Devin travels to

Suppose that the average amount of money students at Bellevue University spend on gas monthly is $32.50 per month with a standard deviation of $4.64 per month. If I take a sample of 52 BU students, what is the probability that the mean amount of their monthly gas spending is greater than $36.00? Explain in words how you used Excel to find both the

Data: Height (cm) of 110 Hendrix Student: 183, 174, 183, 167, 167, 170, 161, 175, 166, 186, 166, 167, 179, 165, 173, 168, 165, 177, 168, 167, 164, 169, 168, 167, 178, 174, 183, 167, 184, 172, 174, 184, 188, 184, 166, 179, 178, 186, 170, 166, 168, 180, 168, 174, 163, 173, 173, 188, 178, 175, 170, 188, 183, 165, 171, 186, 171, 166, 165, 176, 169,

1) Your class rank in 2018 was 34 out of 250 students. In 2019 your class rank was 50 out of 310 students. In which year did you have the higher percentile ranking. If you had the data on the cumulative GPA of each student at the end of the spring semester in 2018, which measure of average would be the most meaningful - mean, median, mode? Explain

What methods did we employ in this experiment? On each trial, you adjusted the size of an isolated green circle so that it appeared to be the same size as another circle that was surrounded by larger circles. What do we predict participants will do? Why? The presence of the larger surrounding circles often introduces a size illusion, so that the

1. You are rolling a 6sided number cube (a die). Event A: You roll an odd number. Event B: You roll a 2, 4, 5, or 6. Which best describes these two events? Neither . Mutually Exhaustive . Exhaustive . exhaustive excluswe but not and mutually nor mutually exclusive but not mutually excluswe exhaustive exclusive 2. You are rolling a 6sided number

A report from a national polling institute claims that 63% of US adult citizens favor more restrictive gun control laws. To determine if the citizens in the northeast region of the US differed significantly in some way from this national claim, a random sample of 150 adults from the US northeast was collect. In this sample group, 106 stated a

Practice E9 Progress saved Done Score: 0/10 0/5 answered Question 4 0/2 pts 9 5 9 0 Details You must estimate the mean temperature (in degrees Fahrenheit) with the following sample temperatures: 66.4 61.1 61.9 52.3 57.1 77.3 64.4 43.2 70.4 68.4 73 Find the 90% confidence interval. Enter your answer as an open-interval (i.e., parentheses) accurate

Textbook authors must be careful that the reading level of their book is appropriate for the target audience. Some methods of assessing reading level require estimating the average word length. We've randomly chosen > words from a randomly selected page in Intro Stats and counted the number of letters in each word: 5, 5, 2, 11, 1, 5, 3, 8, 5, 4,

A special deck of cards has 10 green cards , 13 blue cards , and 7 red cards . When a card is picked, the color is recorded. An experiment consists of first picking a card and then tossing a coin. a. How many elements are there in the sample space? C] b. Let A be the event that a green card is picked first, followed by landing a head on the coin

What is the most accurate p value for the sample statistic (a) Pe - Pp = 0.19 is a possible sample statistic. Five possible p-values are given below. Select the most accurate p-value for the sample statisticp - Pf Op-value = 0.080 p-value = 0.301 Op-value = 0.16 Op-value = 0.007 Op-value = 0.831 e Textbook and Media

Q12 a) i) Given that X - -2, find the equation of y (x > 0). [3 marks] ii) The point B (e , 3) is on the curve with equation y found in question a) i) . Find a full expression of y. [6 marks] b) i) Given the first derivative f '(X) = ex - 1, find f(x) [3 marks] ii) Hence find A = (ex - 1)dx leaving your answer in the form a - In(b) where a is a

A regression equation is calculated to predict people how much popcorn (in grams) that people will eat based on the duration of movie trailers (in minutes). Which variable is Y (the DV) in this case? a. Regression equation b. Movie trailer c. Trailer duration d. Popcorn consumed We find that the equation for the previous question is = 50x + 250.

Question 1 (a) Identify if this is a within subjects or between subjects? Explain why in the context of this study to support your answer. A statistics instructor at SUSS is conducting a study to find out if spacing out assignment deadlines affects students' performance on their assignments. She set both of her tutorial groups three assignments.

pls help with hw question The weight of an organ in adult males has a bell-shaped distribution with a mean of 310 grams and a standard deviation of 25 grams. Use the empirical rule to determine the following. (a) About 95% of organs will be between what weights? (b) What percentage of organs weighs between 285 grams and 335 grams? (c) What

answer the following questions Statistics Quiz 7a Name 1. The mean price for a particular car nationwide is $24,560 with a standard deviation of $390. What is the probability the sale price at a local dealership will be no more than $24,000. 2. The mean salary for chauffeurs is $29,200 with a standard deviation of $1500. What is the probability

9) There are 8 nickels, 5 dimes, 7 quarters, and 6 loonies in a piggy bank. You are thinking of reaching in and taking some coins out. How many different combinations of coins can you take from it if you must take at least 1? [2 marks] 10) If you take 5 candies from the following jar without replacement. What is the probability that exactly one is

6. CONSIDER THE WORD 'LEADING' : (4 MARKS) A) IN HOW MANY DIFFERENT WAYS CAN THE LETTERS OF THIS WORD BE ARRANGED IN SUCH A WAY THAT THE VOWELS ALWAYS COME TOGETHER? B) USE THE COMPLEMENT TO DETERMINE THE NUMBER OF ARRANGEMENTS OF THE LETTERS WHERE THE VOWELS ARE NOT TOGETHER 1. A} WHAT IS THE DIFFERENCE BETWEEN PERMUTATIONS 8: COMBINATIONS'? USE

Practice E8 Progress saved Done Score: 4/10 2/5 answered IEJVEQDE 0 Question 3 v E 0/2 pts '0 5 8 9 6) Details A population of values has a normal distribution with p, = 148.2 and a = 69.1. You intend to draw a random sample of size n, = 15. Find the probability that a single randomly selected value is less than 107.2. Find the probability that a

At the middle of the semester, a student's test is worth 20% of the total grade, their paper is worth 20% the total grade, and their homework is worth 15% of the total grade. Linda receives a test score of 77 and a paper score of 87. Their homework average is 30. What is Linda's score in the class at the middle of the semester? Round your answer

Please help with the statistics questions. Not sure why my answers are wrong. Please help. . Caught warning in the question code: Cannot use a scalar value as an array on line 5 in file /var/app/current/assess2/questions/QuestionHtmlGenerator.php(19 Business Weekly conducted a survey of graduates from several top MBA programs. On the basis of the

Table 2. Positive Discipline Practices of Teachers through the Use of Reinforcement Constructs Mean SD Verbal Descriptions 1. Coach positive social behaviors 3.71 52 Always observed 2. Reward targeted positive behaviors with 2.89 84 Often observed incentives 3. Use problem solving strategy 3.16 89 Often observed 4. Prepare students for transitions

. (19.25) Andrew plans to retire in 40 years. He plans to invest part of his retirement funds in stocks, so he seeks out information on past returns. He learns that from 1960 to 2009, the annual returns on US. common stocks had mean 10.8% and standard deviation 17.1%. The distribution of annual returns on common stocks is roughly symmetric, so the

1. What Is the probability of rolling a die and getting a number less than 5 and flipping a coin and getting a tail? 2 _ _ _ 3 2. In a group of 15 students of which 10 drive to school and 5 do not, what is the probability of randomly choosing 2, without replacement, such that both drive to school? i 2 i E 6 3 14 7 3. What is the probability of

Find critical value and compute the test value as well. Dropdowns on part 1 are labled as "claim" and "not claim". Third drop down is labled "one-tailed" and "two-tailed" Pulse Rates of Identical Twins A researcher wanted to compare the pulse rates of idenb'cal twins to see whether there was any difference. Eight sets of twins were randomly

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please help!use JMP QUESTION 1 Does the plot of Residuals vs. Fitted Values indicate that the assumption of constant variance is valid? Explain your reasoning. (This might be somewhat subjective, pick the best answer) O a. There is a strong "cone shape" which indicates that the assumptions is not verified. O b. There is no pattern in the plot, so

In a game of chance, a card is drawn from a standard 52-card deck. If the card is the Ace of Hearts, you win $1000. If the card is any other Heart or any other Ace, you win $100 .What is the probability of winning any amount on a single play? (Round to four decimals.)Answer: _______ Suppose you play this game three times in a row. The card is

grams. A particular fruit's weight is normally distributed, with a mean of 518 grams and a standard deviation of 31 If you pick one of these fruits at random, what is the probability that it will weigh between 570.7 grams and 573.8 grams. (Round your final answer to 3 places after the decimal point.) Submit Question MacBook Pro 886 @ # % 3 4 5 6 O

Please solve all parts 1. A wheel spun has equal probabilities of = for the numbers 1, 2 and 3 appeared each. If number 1 appears, the player gets a score of 1.0; if number 2 appears, the player gets a score of 2.0; if number 3 appears, the player gets a score of X, where X is a normal random variable with mean 3 and standard deviation 1. a. If W

is the density estimate with bandwidth h using all the observations except Xi. Now suppose we replaced fr "(Xi) by fr(X:) in the formula for CV(h) and maximized L (h ) = In nil nh h = 1 In (fn(Xi)). Maximizing L(h) or CV(h) over h > 0 has the flavour of maximum likelihood estimation. However, selecting the bandwidth by maximizing C(h) does not

The question is saying It is believed that more than 10% of the trees around Lake Tahoe have been infested with bark beetles. Of 1500 randomly selected pine trees, 153 showed signs of bark beetle infestation. Conduct the appropriate test to determine whether the rate of infestation is less than 10%. 1. It is believed that more than 10% of the

Do Homework - HW8-Hypothesis Testing (cont.) - Mozilla Firefox X O 8 52 https://www.mathxl.com/Student/PlayerHomework.aspx?homeworkld=603314145&questionld=5&flushed=false&cld=6591311¢erwin=yes Math220.1W1 (Asynchronous Online) Fall 1 2021 Tamesha McGill & | 09/29/21 1:27 PM Homework: HW8-Hypothesis Testing (cont.) Question 7, Instructor-cre...

his Question: 1 pt 3 of 6 (0 complete) In randomized, double-blind clinical trials of a new vaccine, children were randomly divided into two groups, Subjects in group 1 received the new vaccine while subjects in group 2 received a control vaccine. After the second dose, 102 of 728 subjects in the experimental group (group 1) experienced drowsiness

Please help! In Clear Handwriting. Write Out Every Step Using Proper Notation. 1. Write down the appropriate version of the Integration by Parts formula in each problem. I. Integrate. Assume x > 0. x . arcsec x dxII. Evaluate. Your answer must be exact. Simplify/reduce your answer completely. Show all of your calculation work. Do not use any

A jar contains 7 red marbles, numbered 1 to 7, and 11 blue marbles numbered 1 to 11. Find the following probabilities. Round solutions to three decimal places, if necessary. a) A marble is chosen at random. If you're told the marble is red, what is the probability that it has the number 3 on it? P ( P( 3 | red) = )= b) The first marble is

Question 11: Find the area of the shaded region. The graph depicts the standard normal distribution with mean 0 and standard deviation 1. Table 1 Z = 0.98NEGATIVE z Scores Standard Normal (2) Distribution: Cumulative Area from the LEFT 102 04 LOS 07 09 lower 10001 10003 10003 0003 -13 .0005 DOOS DO04 10 004 10004 00-04 0007 DODE 10006 DODE DOOS 0

A researcher is interested to find out how the engine displacement, vehicle weight, and the type of transmission [i.e. automatic & manual] affect the automobile gasoline mileage. Type of transmission is represented by one dummy variable: automatic (=1, if transmission is automatic; = 0, if transmission is manual) Part of the raw data and the

In randomized, double-blind clinical trials of a new vaccine, children were randomly divided into two groups, Subjects in group 1 received the new vaccine while subjects in group 2 received a control vaccine. After the second dose, 102 of 728 subjects in the experimental group (group 1) experienced drowsiness as a side effect. After the second

pls help with hw question The accompanying data represent the pulse rates (beats per minute) of nine students enrolled in a statistics course. Treat the nine students as a population. Complete parts (a) through (c). score Click the icon to view the data on the students' pulse rates. its (a) Compute the population standard deviation. o = beats per

need Q6 A simple random sample of 30 widgets is drawn from a manufacturing lot of 1300 widgets. The widgets in the sample are run until they fail. 3 of the widgets in the sample last more than 3,000 hours. An unbiased estimate of the fraction of widgets in the manufacturing lot that will last more than 3,000 hours is (Q3) The finite population

PART B- Two-way ANOVA Indicate with Yes or No if there are main effects or interactions based on the graph and data below Graph Means Table Graduate Marginal Student Professor Means Bam 1pm Margina I Means Ln Main Effect Instructor: Yes or No Main Effect Class Time: Yes or No Interaction: You or No Graduate Margina Student Professor I Means Bam 3

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Suppose that you find that 95% confidence interval of mean water depth in your study site is 30 cm and 35 cm, your interpretation would be: Group of answer choices I am 95% confident that the true mean water depth in your study site is between 30 and 35 cm. I am confident that if I take a sample of size 100 from my field, 95 measurements would be

Question 6, 6.1.19 Part 8 of 8 HW Score: 53.23%, 11.18 of 21 points Points: 0.85 of 1 Save In the probability distribution to theright, the random variable X represents the number of hits a baseball player obtained in a game over the course of a season. Complete parts(a) through(f) below. x P(x) 0 0.1662 1 0.3365 2 0.2872 3 0.1485 4 0.0384 5

A large fast-food restaurant is having a promotional game where game pieces can be found on various products. Customers can win food or cash prizes. According to the company, the probability of winning a prize (large or small) with any eligible purchase is 0.113. Consider your next 33 purchases that produce a game piece. Calculate the following:

question 1 Instructions: Answer ALL questions. For calculation, give the value up to 4 decimal places with unit. A quality controller measured the volume of perfume for a sample of 40 bottles from a-day production. Based on the sample, the mean volume of the perfume is 12.5286 ml with standard deviation of 1.45 ml. Assume that the data is normally

Instructions: Use the technology of your choice (calculator, Excel, GeoGebra, Google Sheets) to find the regression line, the correlation coefficient of the following data sets, and interpolate or extrapolate the requested data. (Round all numbers to the nearest hundredth, when necessary.) Data Set: { (0, 7), (1, 5), (1.5, 3), (2, 5), (2.3, 3.2),

Part 1) Life Expectancy and Obesity (1 Review the Health data given in the Excel spreadsheet, named as MATH215-DATA for Application The variable of % Obesity is the percent of obese residents per state, and the Life Expectancy variable is the average life expectancy in years per state. 1. scatterplot to see the relationship between the variables %

8. A little boy was afraid to go to sleep at night because he was convinced that a dinosaur was going to come into his room and eat him. In order to assuage his fears, his mother sprayed "dinosaur repellant" in his room each night (it was really air freshener). No dinosaurs ever came into his room. This is an example of a. A confound b. A lurking

please evaluate, and provide a detailed solution ty experts!

Question 11 Evaluate f x(x 1) dx A. Ex2(x 1) 2 1). x(x IF 35 O 25 (x S 5 7

A six-sided die is rolled 120 times. Fill in the expected frequency column. Then, conduct a hypothesis test at the 5% level to determine if the die is fair. The data below are the result of the 120 rolls. (Enter exact numbers as integers, fractions, or decimals.) Be Careful with the rounding be sure to use all Face Value Frequency Expected

A 3. The American black bear is the smallest North American bear. Below is a table of lengths and weights of black bears. A scientist would like to find a least squares regression line, treating the length as the explanatory variable (x) and weight as the response variable (y). Length in cm Weight in kg 139.0 100 138.0 70 139.0 90 120.5 60 149.0

Let p=25-x and C(x)= 427 + 3x, where x is the number of garden hoses that can be sold at a price of $p per unit and C(x) is the total cost (in dollars) of producing x garden hoses. (A) Express the revenue function in terms of x. (B) Graph the cost function and the revenue function in the same viewing window for 0 x $ 625. Use approximation

Please solve the following four questions

Find a formula for f I(c) and (f if f)

Question 6 You wish to test the following claim (Ha) at a significance level of a = 0.10. Ho : p1 = P2 Ha: pi

1.In order to devise a marketing strategy, the manufacturer of a new drug used for pain relief in patients with arthritis needs to obtain an estimate for the population proportion, of users of the drug who will experience temporary pain relief.In order to get an indication of what a plausible value for pwould be, an analyst decides to give the

2. An experiment involving 150 individuals randomly assigned each individual to receive a particular treatment for a urinary tract infection (UTI) and whether or not each individual's UTI was resolved (i.e. cured) after a certain treatment periodEI The data is summarized in the following table: Control Cranberry Juice Lactobacillus UTI resolved 32

The temperature in a bank vault is normally distributed with mean 10C, and standard deviation 2C. A team of thieves has a plan to drill into the vault, but while doing so they will raise the temperature to a constant 10.2C. The temperature is automatically checked by a computer every minute which carries out a hypothesis test on the average

3. A biologist was interested in the effect of different colours of light on the growth of bacteria. She had 40 lights with filters to allocate to various treatments. An equal amount of bacteria was placed on each of the 40 petri dishes and the dishes were randomly allocated using the following treatments. \\\\ 1:"White" or unfiltered light for 30

The table below gives approximate probabilities for scoring 0, 1, 2, 3, or 4 runs in one inning of Major League Baseball. (Although it is possible to score more than 4 runs in one inning, the probability is very small, so it is ignored in this question.) x x P ( x ) P(x) 00.7310.1220.0930.0440.02 Round solutions to three decimal places, if

The director of publications for a university is in charge of deciding how many programs to print for football games. Based on the data, the director has estimated the following probability distribution for the random variable X= number of programs sold at the university football game: X25,00040,00055,00070,000 P(X)0.10.30.450.15 a.Compute the

Please show work. Please type out answers. Please no handwritten notes. Depending upon the usage of the cell phone, the useful life of a cell phone is normally distributed with a mean of 24 months and a standard deviation of 4 months. You took a random sample of 25 cell phone users. What is the probability that the sample mean life would lie

.In a study examining the effect of alcohol on reaction time, Liguori and Robinson (2001) found that even moderate alcohol consumption significantly slowed response time to an emergency situation in a driving simulation. In a similar study, researchers measured reaction time 30 minutes after participants consumed one 6-ounce glass of wine. Again,

. Question 27 The amount of juice in bottles labeled as containing 32 ounces is normally distributed with a mean of 32.42 ounces and a standard deviation of 1.23 ounces. What proportion of bottles are filled with less than 32 ounces of juice? Round your answer to 4 places after the decimal point. Submit Question MacBook Pro 80 888 @ $ % W # 4 5 6

In a study, the data you collect is the number of loaves of bread sold by a bakery in a given week. What is the level of measurement of this data? Nominal Ordinal O Interval Ratio Explain your reasoning below.In a study, the data you collect is nicknames of the staff at a bakery. What is the level of measurement for this data? Nominal O Ordinal

Question 3 L 0/ Suppose are running a study/ poll about the accuracy rate for fingerprint identification. You randomly sample 69 people and find that 40 of them match the condition you are testing. Suppose you are have the following null and alternative hypotheses for a test you are running: Ho:p = 0.6 Ha: p

1. Substitution. Consider the integral sinh(x )cosh(x) dx a) Evaluate the integral by making the substitution u = sinh(x). b) Evaluate the integral by making the substitution u = cosh(x). c) Use the identity sinh(2x) =2sinh(x )cosh(x) to rewrite the integrand and then evaluate the integral by making the substitution u = 2x. d) Explain the

1. What is statistics? 2. What are the roles of statistics in engineering problem solving process. 3. What is an engineering method? 4. What are the different methods that engineers use to collect data? What the advantages of each of them compared to others? 5. What are the differences between mechanistic model and empirical method? 6. What is

indian River State Collge has stated in the 2019-2020 academic year 20% of its students were first generation college students. Suppose you take a random sample of 5 IRSC students and ask if they are first generation college students or not, counting the number of first generation students. Use this experiment to answer the following questions.

Please use R programming to answer below questions. 1. Create the following matrices: l 2 3 4 4 3 2 l 4 3 2 1 5 6 7 3 3 6 4 2 5 6 ? 8 9 10 ll 12 2 4 6 3 8 7 6 5 13 14 15 16 1 2 3 4 4 3 2 1 Define tr(X) (stands for trace of X) as the sum of all the diagonal elements of X. For example, tr(A)=34, tr(B)=20 and tr(C)=17. Verify the following: a.

#1. Use Part I of the Fundamental Theorem to find F' (x) given F(x) Leave two lines in between subparts if not printing this page. 1a) [2pts] X F(x) = (t2 + t + 1) dt 1b) [4pts] 73 1 F (x ) = 12 dt N#2. Evaluate the following definite integrals using the FTC Part 2 (Show all work) 2a) [4pts] 1 (x+ vx) dx 0\f#3. Determine the following indefinite

Assignment S Save Submit Assignment ns Exercise 08.01 Algo (Population Mean: Sigma Known) Questi Hint(s) Check I A simple random sample of 10 items resulted in a sample mean of 20. The population standard deviation is o - 5. Round your answers to two decimal places. a. What is the standard error of the mean, of ? 1.58 b. At 95% confidence, what is

Statistics Quiz 7a Name 1. The mean price for a particular car nationwide is $24,560 with a standard deviation of $390. What is the probability the sale price at a local dealership will be no more than $24,000. 2. The mean salary for chauffeurs is $29,200 with a standard deviation of $1500. What is the probability that: a) a selected chauffeur's

1. What is statistics? 2. What are the roles of statistics in engineering problem solving process. 3. What is an engineering method? 4. What are the different methods that engineers use to collect data? What the advantages of each of them compared to others? 5. What are the differences between mechanistic model and empirical method? 6. What is

LIKERT SCALE (Device) 1 2 3 4 PREFERENCE FOR THIS PRODUCT DID NOT LIKE IT AT ALL LIKED A FEW ASPECTS OF IT LIKED MANY ASPECTS OF IT LIKED IT VERY MUCH NUMBER OF RESPONSES 12 34 46 14 Calculate probability for each level of preference of (Likert)Device Probability that a respondent will like many aspects of the device? Probability that a

Self-reported IQ scores and measured IQ scores of twelve adults aged 20 - 30 are shown in the table to the right. At the 10% significance level, is there sufficient evidence to support the claim that there is a significant difference between the average SELF-REPORTED IQ scores and the ACTUALIQ measured scores in adults aged 20 - 30 years old?

Here is the question: Question 1 2 pls The owner of a chain of six local gyms, Ms. Crane, would like to know the average amount of time spent at her gyms on a particular Sunday' Her gyms are very busy and so at each gym, she has a sign in sheet where visitors sign in when they enter and record the time, and sign out when they are leaving, also

Use a linear congruential generator with parameters a = 5, c = 9, m = 128 and Z0 = 71 to generate a series of 30 numbers uniformly distributed in the interval [0,1]. a) Compute and compare the mean and variance of these numbers with those obtained from the expected theoretical Uniform(0,1) distribution (continuous uniform). Explain any

A random sample of 97 statistics students were asked about their latest test score (pass or fail) and whether they studied for the test or not. The following contingency table gives the two-way classification of their responses. PassFailDid Study3417Did Not Study3016 Suppose one student is randomly selected from the group. Calculate the following

HELP ASAP PLZZZZ Expected Value and Fairness Instructions: Find the expected values and answer the questions based on the given scenario. You and a friend have created a carnival game for your classmates. You plan to charge $2 for each time a student plays, and the payout for a win is $5. According to your calculations, the probability of a win is

To begin a bacteria study, a petri dish had 1800 bacteria cells. Each hour since,r the number of cells has increased by 11%. Let r be the number of hours since the start of the study. Let}: be the number of bacteria Dells. Write an exponential function showing the relationship between y and I. Convert each polar equation to rectangular form. {all

When comparing the accuracy of both forecasting techniques (3-year moving average and exponential smoothing with a 0.4 smoothing constant) we can conclude that Select one: a. the 3-year moving average is more accurate since its MSE is less than that of exponential smoothing. b. no conclusion can be drawnthe two models are not comparable. c.

Need answers ASAP Ordinary least squares method was used to fit a regression model to predict income (in thousands of dollars) from the following predictors: X1 = education X2 = gender (where male = 0 and female = 1) X3 = interaction between education and gender The model produced the following coefficients: B, = -11.52, B, = 2.99, , = 1.01, 3 =

Q21 LO 12.2 1 Point LO 12.2: I can solve and interpret an optimization problem in a real-world setting. Luke's Deli and their marketing team estimated that at a price of x dollars for each turkey sandwich, the annual profit in thousands of dollars can be estimated by the function P(x) = -70x2 + 966x - 1700. What price should they charge for a

Jump to level 1 A major retailer promises 2 day shipping for certain online orders. A consumer advocacy group believes that the shipping times are longer at a significance level of 0.05, and checks a randomly chosen sample of 400 orders. The results of the sample are given below. Shipping times Shipping Times Mean 2.05602454 100 Variance