In a One-Factor ANOVA, the Total Sum of Squares Is

question 29

Multiple Choice

In a one-factor ANOVA, the total sum of squares is equal to:

• A)the sum of squares within groups plus the sum of squares between groups.
• B)the sum of squares within groups times the sum of squares between groups.
• C)the sum of squares within groups divided by the sum of squares between groups.
• D)the means of all the groups squared.

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Definitions:

Case Study

A detailed investigation of a single individual, group, event, or community, typically used for research and learning purposes.

Control Group

A group in a scientific experiment where the experimental procedure is applied, except for the variable being tested, serving as a comparison to determine the effect of the treatment.

External Validity

The ability to extend the outcomes of a research study to different environments and various people.

Internal Validity

Refers to the extent to which a study can establish a causal relationship between its variables, eliminating alternative explanations.