Number of Jobs A sociologist found that in a sample of 50 retired men, the average number of jobs they had during their lifetimes was 6.9. The population standard deviation is 1.9. Find the 95% confidence interval of the mean number of jobs. Round intermediate and final answers to one decimal place. ___ < mean < ____
Number of Jobs A sociologist found that in a sample of 50 retired men, the average number of jobs they had during their lifetimes was 6.9. The population standard deviation is 1.9. Find the 95% confidence interval of the mean number of jobs. Round intermediate and final answers to one decimal place. ___ < mean < ____
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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Number of Jobs A sociologist found that in a sample of 50 retired men, the average number of jobs they had during their lifetimes was 6.9. The population standard deviation is 1.9.
Find the 95% confidence interval of the mean number of jobs. Round intermediate and final answers to one decimal place.
___ < mean < ____
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