In a Study with Three Groups and 13 Participants in Each

question 38

Multiple Choice

In a study with three groups and 13 participants in each group,the sum of squares for the within-groups source of variation is 18.What is the value for the mean square within groups in this study?

• A) 2
• B) 3
• C) 9
• D) 0.5

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Definitions:

Spreading Alternatives

A cognitive phenomenon where individuals devalue rejected alternatives to feel better about the choices they have made.

Self-Verification

The desire and tendency of individuals to seek confirmation of their self-concept, whether positive or negative, from their social environment.

Negative Views

Pessimistic or unfavorable opinions or beliefs about something or someone.

Effort Justification

A psychological phenomenon where individuals rationalize the effort they put into a task by increasing their valuation of the outcome.