The average score for games played in the NFL is 22 and the standard deviation is 8.9 points. 48 games are randomly selected. Round all answers to 4 decimal places where possible and assume a normal distribution. a. What is the distribution of ? ã ~ N( b. What is the distribution of x? ) ~N C. P( > 21.4731) =

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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I need help with parts a-c

The average score for games played in the NFL is 22 and the standard deviation is 8.9 points. 48
games are randomly selected. Round all answers to 4 decimal places where possible and assume a
normal distribution.
a. What is the distribution of ? ã ~ N(
b. What is the distribution of x? )
~N
C. P( > 21.4731) =
Transcribed Image Text:The average score for games played in the NFL is 22 and the standard deviation is 8.9 points. 48 games are randomly selected. Round all answers to 4 decimal places where possible and assume a normal distribution. a. What is the distribution of ? ã ~ N( b. What is the distribution of x? ) ~N C. P( > 21.4731) =
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