he years of education for self-employed individuals is normally distributed with a mean of 7.5 years and a standard deviation of 3.3 years. If 38 self-employed individuals are polled, what is the probability that the mean years of education of this sample is at most 7.4 years?
he years of education for self-employed individuals is normally distributed with a mean of 7.5 years and a standard deviation of 3.3 years. If 38 self-employed individuals are polled, what is the probability that the mean years of education of this sample is at most 7.4 years?
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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The years of education for self-employed individuals is
Round your answer to at least three decimals.
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