The Office of Student Services at a large western state university maintains information on the study habits of its full-time students. Their studies indicate that the mean amount of time undergraduate students study per week is 20 hours. The hours studied follows the normal distribution with a population standard deviation of six hours. Suppose we select a random sample of 144 current students. What is the probability that the mean of this sample is less than 19.25 hours? Multiple Choice: A. 0.4332 B. 0.8664 C. 0.0668 D. 0.0181
The Office of Student Services at a large western state university maintains information on the study habits of its full-time students. Their studies indicate that the mean amount of time undergraduate students study per week is 20 hours. The hours studied follows the normal distribution with a population standard deviation of six hours. Suppose we select a random sample of 144 current students. What is the probability that the mean of this sample is less than 19.25 hours? Multiple Choice: A. 0.4332 B. 0.8664 C. 0.0668 D. 0.0181
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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The Office of Student Services at a large western state university maintains information on the study habits of its full-time students. Their studies indicate that the
Multiple Choice:
A. 0.4332
B. 0.8664
C. 0.0668
D. 0.0181
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