The lengths of adult males' hands are normally distributed with mean 186 mm and standard deviation is 7.3 mm. Suppose that 11 individuals are randomly chosen. Round all answers to 4 where possible. a. What is the distribution of ? N 53.29 X, 2.2010 b. For the group of 11, find the probability that the average hand length is less than 183. 0.3409 X c. Find the first quartile for the average adult male hand length for this sample size. -0.68 X d. For part b), is the assumption that the distribution is normal necessary? No Yes o 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 Sums [+] Hint Submit Question
The lengths of adult males' hands are normally distributed with mean 186 mm and standard deviation is 7.3 mm. Suppose that 11 individuals are randomly chosen. Round all answers to 4 where possible. a. What is the distribution of ? N 53.29 X, 2.2010 b. For the group of 11, find the probability that the average hand length is less than 183. 0.3409 X c. Find the first quartile for the average adult male hand length for this sample size. -0.68 X d. For part b), is the assumption that the distribution is normal necessary? No Yes o 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 Sums [+] Hint Submit Question
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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Please help with A b and c
![The lengths of adult males' hands are normally distributed with mean 186 mm and standard deviation is 7.3
mm. Suppose that 11 individuals are randomly chosen. Round all answers to 4 where possible.
a. What is the distribution of ? N 53.29
X, 2.2010
b. For the group of 11, find the probability that the average hand length is less than 183. 0.3409 X
c. Find the first quartile for the average adult male hand length for this sample size. -0.68 X
d. For part b), is the assumption that the distribution is normal necessary? No Yes o
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 Sums [+]
Hint
Submit Question](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Faec9fa0e-a642-44dd-a459-6c7f65f5d004%2Fc6d7f0a2-934e-4e2a-b9b9-18a44e3f6af3%2Fdgna9ej_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The lengths of adult males' hands are normally distributed with mean 186 mm and standard deviation is 7.3
mm. Suppose that 11 individuals are randomly chosen. Round all answers to 4 where possible.
a. What is the distribution of ? N 53.29
X, 2.2010
b. For the group of 11, find the probability that the average hand length is less than 183. 0.3409 X
c. Find the first quartile for the average adult male hand length for this sample size. -0.68 X
d. For part b), is the assumption that the distribution is normal necessary? No Yes o
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 Sums [+]
Hint
Submit Question
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