Chapter 9.1, Problem 4LC

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8th Edition

Frederick J Gravetter + 1 other

ISBN: 9781133956570

Textbook Problem

A researcher reports a *t* statistic with *df* = 20. How many individuals participated in the study?

To determine

**To find:** The sample size of the researchers study.

Explanation

**Given info:**

A study uses t-statistics and has a degree of freedom 20.

**Calculations:**

The degree of freedom for a t-distribution is

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