If the Null Hypothesis Is True and We Run the Mann-Whitney

question 23

Multiple Choice

If the null hypothesis is true and we run the Mann-Whitney test on our data, the expectation is that

• A) the difference scores will all be zero.
• B) the test will be significant.
• C) the sum of the ranks in the two groups will be approximately equal (assuming equal sample sizes).
• D) the number of subjects in each group will be about the same.

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Definitions:

Observing Behaviors

The act of systematically watching and recording the actions and reactions of individuals or groups in order to gather data about specific conduct.

Organizational Behavior

The examination of individual and group behavior within organizational settings to understand, predict, and influence human behavior.

Critical Thinking

The intellectual process of actively and skillfully conceptualizing, applying, analyzing, synthesizing, and evaluating information to reach an informed conclusion or decision.

Deductive Logic

A method of reasoning from the general to the specific, where conclusions follow necessarily from premises if those premises are true.