The average number of moves a person makes in his or her lifetime is 12 and the standard deviation is 3.8. Assume that the sample is taken from a large population and the correction factor can be ignored. Round the final answers to four decimal places and intermediate z-value calculations to two decimal places. a) Find the probability that the mean of a sample of 25 people is less than 10. b) Find the probability that the mean of a sample of 25 people is greater than 10. c) Find the probability that the mean of a sample of 25 people is
The average number of moves a person makes in his or her lifetime is 12 and the standard deviation is 3.8. Assume that the sample is taken from a large population and the correction factor can be ignored. Round the final answers to four decimal places and intermediate z-value calculations to two decimal places. a) Find the probability that the mean of a sample of 25 people is less than 10. b) Find the probability that the mean of a sample of 25 people is greater than 10. c) Find the probability that the mean of a sample of 25 people is
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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The average number of moves a person makes in his or her lifetime is 12 and the standard deviation is 3.8. Assume that the sample is taken from a large population and the correction factor can be ignored. Round the final answers to four decimal places and intermediate z-value calculations to two decimal places.
a) Find the probability that the
b) Find the probability that the mean of a sample of 25 people is greater than 10.
c) Find the probability that the mean of a sample of 25 people is between 11 and 12.
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