The average score for games played in the NFL is 22.3 and the standard deviation is 9 points. 6 games are randomly selected. Round all answers to 4 decimal places where possible and assume a normal distribution. a. What is the distribution of ? - N( b. What is the distribution of x? > x - N( c. P( < 22.5887) =
The average score for games played in the NFL is 22.3 and the standard deviation is 9 points. 6 games are randomly selected. Round all answers to 4 decimal places where possible and assume a normal distribution. a. What is the distribution of ? - N( b. What is the distribution of x? > x - N( c. P( < 22.5887) =
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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Transcribed Image Text:The average score for games played in the NFL is 22.3 and the standard deviation is 9 points. 6 games are
randomly selected. Round all answers to 4 decimal places where possible and assume a normal distribution.
a. What is the distribution of ¤? ¤ - N(
b. What is the distribution of x? > x - N(
c. P(a < 22.5887) = |
d. Find the 76th percentile for the mean score for this sample size.
e. P(19.4887 < ã < 24.5371) =
f. Q3 for the ī distribution =
g. P(x > 107.9322) =
h. For part c) and e), is the assumption of normal necessary? O YesO No
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