The average score for games played in the NFL is 22.3 and the standard deviation is 8.9 points. 45 games are randomly selected. Round all answers to 4 decimal places where possible and assume a normal distribution. What is the distribution of ¯xx¯? ¯xx¯ ~ N What is the distribution of ∑x∑x? ∑x∑x ~ N
The average score for games played in the NFL is 22.3 and the standard deviation is 8.9 points. 45 games are randomly selected. Round all answers to 4 decimal places where possible and assume a normal distribution. What is the distribution of ¯xx¯? ¯xx¯ ~ N What is the distribution of ∑x∑x? ∑x∑x ~ N
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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The average score for games played in the NFL is 22.3 and the standard deviation is 8.9 points. 45 games are randomly selected. Round all answers to 4 decimal places where possible and assume a
- What is the distribution of ¯xx¯? ¯xx¯ ~ N
- What is the distribution of ∑x∑x? ∑x∑x ~ N
- P(¯xx¯ < 21.91) =
- Find the 65th percentile for the mean score for this
sample size
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