Introductory Statistics 9th Edition

Published by Wiley
ISBN 10: 1-11905-571-7
ISBN 13: 978-1-11905-571-6

Chapter 7 - Section 7.2 - Mean and Standard Deviation of x - Exercises - Page 283: 7.7

Answer

The mean of the sampling distribution is equal to the mean of the population. The standard deviation of the sampling distribution of $\bar{x}\$ is equal to the standard deviation of the population divided by the square root of the sample size.

Work Step by Step

The mean of the sampling distribution is equal to the mean of the population. The standard deviation of the sampling distribution of $\bar{x}\$ is equal to the standard deviation of the population divided by the square root of the sample size.
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