When Comparing More Than Two Treatment Means,should You Use an Analysis

question 70

Multiple Choice

When comparing more than two treatment means,should you use an analysis of variance rather than using several t tests,and if so,why?​

• A)​Yes. Using several t tests increases the risk of a Type I error.
• B)​Yes. Using several t tests increases the risk of a Type II error.
• C)​Yes. The analysis of variance is more likely to detect a treatment effect.
• D)​No. There is no advantage to using an analysis of variance rather than several t tests.

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Definitions:

Conditioning Process

The method through which learning associations between stimuli or between a stimulus and a response are established.

Unconditioned Stimulus

A stimulus that naturally and automatically triggers a response without needing to be learned.

Comparator Model

A psychological theory suggesting that individuals compare their own outcomes with those of others to assess fairness and satisfaction.