A Study Compares Four Groups with Six Observations in Each

question 61

Multiple Choice

A study compares four groups with six observations in each group.How large does the F statistic need to be for rejecting the null hypothesis at the 5% significance level?

• A)2.78
• B)2.87
• C)3.01
• D)3.10

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Definitions:

Social Facilitation

The tendency for people to perform differently when in the presence of others than when alone, typically improving on simple or well-practiced tasks.

Festinger

A psychologist known for his theory of cognitive dissonance, which suggests that people experience psychological discomfort when holding two or more contradictory beliefs.

Cognitive Dissonance

A psychological phenomenon where an individual experiences discomfort due to holding conflicting beliefs or attitudes, leading to an alteration in one of the beliefs or attitudes to reduce the discomfort.

Reducing Techniques

Strategies or methods used to decrease anxiety, stress, or other negative emotional states.