Suppose that the average number of Facebook friends users have is normally distributed with a mean of 122 and a standard deviation of about 43. Assume ten individuals are randomly chosen. Answer the following questions. Round all answers to 4 decimal places where possible. a. What is the distribution of ? - N( 122 v 13.597 ) b. For the group of 10, find the probability that the average number of friends is less than 118. 0.3842 c. Find the third quartile for the average number of Facebook friends. d. For part b), is the assumption that the distribution is normal necessary? ONo 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 Sums [+] Hint Submit Question v Question 21 B1/1 pt O Details

Suppose that the average number of Facebook friends users have is normally distributed with a mean of 122 and a standard deviation of about 43. Assume ten individuals are randomly chosen. Answer the following questions. Round all answers to 4 decimal places where possible. a. What is the distribution of ? - N( 122 v 13.597 ) b. For the group of 10, find the probability that the average number of friends is less than 118. 0.3842 c. Find the third quartile for the average number of Facebook friends. d. For part b), is the assumption that the distribution is normal necessary? ONo 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 Sums [+] Hint Submit Question v Question 21 B1/1 pt O Details

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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