Part of an ANOVA Table Is Shown Below

question 26

Multiple Choice

Part of an ANOVA table is shown below. ​ The mean square due to treatments (MSTR) is

• A) 20.
• B) 60.
• C) 18.
• D) 15.

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Definitions:

Chi-Squared Distribution

A statistical distribution that is used to describe the distribution of a sum of the squares of k independent standard normal random variables.

Degrees of Freedom

In statistical analysis, the number of independent values or quantities that can vary in the calculation of a statistic, used in assessing the significance of the statistic.

Friedman Test

A non-parametric statistical method for identifying treatment differences across several trials.

Sign Test

An assessment method without parametric assumptions, designed to check for differences in the median of matched data points.