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Q. 1

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Found in: Page 547

### Elementary Statistics

Book edition 9th
Author(s) Weiss, Neil
Pages 590 pages
ISBN 9780321989505

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# For what is one-way ANOVA used?

When comparing several population means, one-way ANOVA is employed.

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## Step 1: Definition

The statistical approach of analysis of variance, or ANOVA, divides observed variance data into multiple components for use in additional tests. For three or more groups of data, a one-way ANOVA is used to learn more about the relationship between the dependent and independent variables.

## Step 2: Explanation

The analysis of variance (ANOVA) method compares several population means, or the mean of a single variable over multiple populations.

It compares the means of two variables for populations that have been classified by a third variable.

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