Basic Statistics: Tales of Distributions 10th Edition

Published by Cengage Learning
ISBN 10: 0-49580-891-1
ISBN 13: 978-0-49580-891-6

Chapter 8 - Samples, Sampling Distributions, and Confidence Intervals - Problems - Page 150: 8.1


The mean of the sample is 8.5.

Work Step by Step

A sample of 8 numbers is randomly selected from a population with mean (mu)=9 and standard deviation (sigma) = 2 The selected values are: 13, 8, 8, 5, 11, 6, 7, 10 Here is the calculation:
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