home study time (in hours) college freshmen each week is a normal variable with a mean of 23.2 h. and a standard deviation of 4.8 h. If 38 freshmen are randomly selected, find the probability that the average weekly study time exceeds 24.3h.
home study time (in hours) college freshmen each week is a normal variable with a mean of 23.2 h. and a standard deviation of 4.8 h. If 38 freshmen are randomly selected, find the probability that the average weekly study time exceeds 24.3h.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A home study time (in hours) college freshmen each week is a normal variable with a mean of 23.2 h. and a standard deviation of 4.8 h. If 38 freshmen are randomly selected, find the probability that the average weekly study time exceeds 24.3h.
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