Chapter 12, Problem 2P

### Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570

Chapter
Section

### Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570
Textbook Problem

# Several factors influence the size of the F-ratio. For each of the following, indicate whether it would it would influence the numerator or the denominator of the F-ratio, and indicate whether the size of the F-ratio would increase or decrease. a.      Increase the differences between the sample means. b.      Increase the size of the sample variances.

a.

To determine
The effect on the size of F-ratio.

Explanation

Given info:

Differences between sample means have been increased.

Justification:

The formula for F ratio is:

F=MSbetweenMSwit

b.

To determine
The effect on the size of F-ratio.

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