A sample of 100 students was taken from the introductory statistics classes. This group averaged 74.5 on the final exam with sample standard deviation of 3.2. Assuming that this group is a random sample of all students who have taken statistics and scores in the final exam for all students are approxiamately normally distributed, what is the approxiamate 95% cinfidence interval for the true population mean of all statistics students?

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 sample of 100 students was taken from the introductory statistics classes. This group averaged 74.5 on the final exam with sample standard deviation of 3.2. Assuming that this group is a random sample of all students who have taken statistics and scores in the final exam for all students are approxiamately normally distributed, what is the approxiamate 95% cinfidence interval for the true population mean of all statistics students?

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