   Chapter 12.2, Problem 3LC Essentials of Statistics for the B...

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

Solutions

Chapter
Section Essentials of Statistics for the B...

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

If there is no systematic treatment effect, then what value is expected, on average, for the F- ratio in an ANOVA?

To determine
The value, which is expected on average, for the F-ratio in ANOVA if no systematic treatment effect is present in the data.

Explanation

F- ratio:

In an ANOVA, the F- ratio is given as:

Fratio=systematic treatment effect + random, unsystematic differencesrandom, unsystematic differences

If no symmetric treatment effect present in the data then the null hypothesis is true. In that case,

Fratio=systematic treatment effect + random, unsystematic differencesran

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