Essentials of Statistics (5th Edition)

Published by Pearson
ISBN 10: 0-32192-459-2
ISBN 13: 978-0-32192-459-9

Chapter 1 - Introduction to Statistics - 1-3 Types of Data: 1

Answer

A parameter is a numerical measurement describing some characteristic of a population. A statistic is a numerical measurement describing some characteristic of a sample.

Work Step by Step

For example, a measured population size of 241,472,385 in the United States is a parameter because it is based on the entire population of all adults in the U.S. A sample size of 2320 surveyed adults is a statistic because it is based on a sample, not the entire adult population of the U.S.
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