Chapter 10, Problem 4P

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8th Edition

Frederick J Gravetter + 1 other

ISBN: 9781133956570

Textbook Problem

Describe the homogeneity of variance assumption and explain why it is important for the independent-measures *t* test.

To determine

**To Describe:** The homogeneity of variance assumption and its importance for the independent-measures test.

Explanation

The two populations must have equal variances i.e. the degree to which the distributions are spread out is approximately equal.

It is very much important to justify “pooling the two sample variances” i...

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