The lengths of adult males' hands are normally distributed with mean 189 mm and standard deviation is 7.3mm. Suppose that 46 individuals are randomly chosen. Round all answers to 4 where possible.a. What is the distribution of x? ¤ - N(b. For the group of 46, find the probability that the average hand length is more than 188.c. Find the third quartile for the average adult male hand length for this sample size.d. For part b), is the assumption that the distribution is normal necessary? O YesO NoHint:Some Helpful Videos:Finding the Sampling Distribution [+]Finding a Probability Using the Central Limit Theorem [+]Finding Value Given a Probability Using the Central Limit Theorem [+]• The Central Limit Theorem For Sums 2 [+]

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Answered: The lengths of adult males' hands are…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The average price of a college math textbook is $156 and the standard deviation is $30. Suppose that 15 textbooks are randomly chosen. Round all answers to 4 decimal places where possible.a. What is the distribution of x¯? x¯~ N(? , ?) b.For the group of 15, find the probability that the average price is between $151 and $156. c.Find the first quartile for the average textbook price for this sample size. $ ? (round to the nearest cent)
The lengths of adult males' hands are normally distributed with mean 187 mm and standard deviation is 7 mm. Suppose that 40 individuals are randomly chosen. Round all answers to 4 where possible. a. What is the distribution of z? 7 - N b. For the group of 40, find the probability that the average hand length is more than 188. C. Find the third quartile for the average adult male hand length for this sample size. d. For part b), is the assumption that the distribution is normal necessary? Yes No
The lengths of adult males' hands are normally distributed with mean 185 mm and standard deviation is 7.5 mm. Suppose that 17 individuals are randomly chosen. Round all answers to 4 where possible. a. What is the distribution of æ? ¤ - N( b. For the group of 17, find the probability that the average hand length is more than 184. c. Find the first quartile for the average adult male hand length for this sample size. Round to 2 decimal places. d. For part b), is the assumption that the distribution is normal necessary? Yes No
Assume that in a given year the mean mathematics SAT score was 495, and the standard deviation 111. A sample of 61 score is chosen. ANSWER ALL QUESTIONS PLEASE SHOW WORK A.What is the probability that same mean score is less than 484? B. The probability that the sample mean score is between 460 and 500 is? C. The 10th percentile of the sample mean is D. Would it be unusual if the sample mean were greater than 520? And what is the probability? E. Do you think it would be unusual for an individual to get a score greater than 520? What is the probability
A factorial experiment involving two levels of factor A and three levels of factor B resulted in the following data. Factor B Level 1 Level 2 Level 3 135 86 79 Level 1 165 62 97 Factor A 125 131 116 Level 2 95 109 132 Test for any significant main effects and any interaction. Use a = 0.05. Find the value of the test statistic for factor A. (Round your answer to two decimal places.) Find the p-value for factor A. (Round your answer to three decimal places.) p-value = State your conclusion about factor A. O Because the p-value > a = 0.05, factor A is not significant. O Because the p-value s a = 0.05, factor A is significant. Because the p-value > a = 0.05, factor A is significant. O Because the p-value a = 0.05, factor B is significant. O Because the p-value s a = 0.05, factor B is not significant. Because the p-value a = 0.05, factor B is not significant. Find the value of the test statistic for the interaction between factors A and B. (Round your answer to two decimal places.) Find…
> Question 4 The lengths of adult males' hands are normally distributed with mean 192 mm and standard deviation is 7 mm. Suppose that 7 individuals are randomly chosen. Round all answers to 4 where possible. a. What is the distribution of ? - N( b. For the group of 7, find the probability that the average hand length is more than 188. c. Find the first quartile for the average adult male hand length for this sample size. d. For part b), is the assumption that the distribution is normal necessary? O No Yes Hint: Some Helpful Videos: • Finding the Sampling Distribution [+] • Finding a Probability Using the Central Limit Theorem [+] • Finding Value Given a Probability Using the Central Limit Theorem [+] . The Central Limit Theorem For ns [+] Hint Submit Question 40 % $ R 5 16 T 4- ^ 6 4+ Y 90 & BA 7 * U 19 144 8 ly 1 tio C I DII 9 DDI O P A
The average price of a college math textbook is $180 and the standard deviation is $25. Suppose that 15 textbooks are randomly chosen. Round all answers to 4 decimal places where possible.a. What is the distribution of x¯? x¯~ N(? ,? ) b. For the group of 15, find the probability that the average price is between $176 and $183. c. Find the third quartile for the average textbook price for this sample size. $ (round to the nearest cent)
The lengths of adult males' hands are normally distributed with mean 190 mm and standard deviation is 7.4 mm. Suppose that 44 individuals are randomly chosen. Round all answers to 4 where possible. a. What is the distribution of ? I - N( b. For the group of 44, find the probability that the average hand length is more than 189. c. Find the first quartile for the average adult male hand length for this sample size. d. For part b), is the assumption that the distribution is normal necessary? No Yes Submit Ouortion
The average price of a college math textbook is $165 and the standard deviation is $25. Suppose that 10 textbooks are randomly chosen. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - N( b. For the group of 10, find the probability that the average price is between $162 and $170. c. Find the third quartile for the average textbook price for this sample size. $ the nearest cent) d. For part b), is the assumption that the distribution is normal necessary? O No Yes (round to
please answer d. e. and f.
The average price of a college math textbook is $154 and the standard deviation is $20. Suppose that 43 textbooks are randomly chosen. Round all answers to 4 decimal places where possible. a. What is the distribution of x? x NO b. For the group of 43, find the probability that the average price is between $152 and $157. c. Find the first quartile for the average textbook price for this sample size. $ (round to the nearest cent)
Part d, e and f please

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