Suppose that the average number of Facebook friends users have is normally distributed with a mean of 111 and a standard deviation of about 50. Assume eleven individuals are randomly chosen. Answer the following questions. Round all answers to 4 decimal places where possible. Find the third quartile for the average number of Facebook friends.  For part b), is the assumption that the distribution is normal necessary? NoYes

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Suppose that the average number of Facebook friends users have is normally distributed with a mean of 111 and a standard deviation of about 50. Assume eleven individuals are randomly chosen. Answer the following questions. Round all answers to 4 decimal places where possible.

  1. Find the third quartile for the average number of Facebook friends. 
  2. For part b), is the assumption that the distribution is normal necessary? NoYes
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