A Researcher Computes the Wilcoxon Signed-Ranks T Test

question 16

Multiple Choice

A researcher computes the Wilcoxon signed-ranks T test.She computes T = 68 using a sample of 24 participants.What is the decision for a two-tailed test at a .05 level of significance?

• A)Retain the null hypothesis.
• B)Reject the null hypothesis.
• C)There is not enough information to answer this question.

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Definitions:

Psychological Payoffs

The benefits or rewards that individuals receive from their behaviors or beliefs, which can serve to reinforce these actions or views.

Bystander Effect

The phenomenon where individuals are less likely to offer help to a victim when other people are present.

Prosocial Behavior

Social behaviors that benefit other people or society as a whole, such as helping, sharing, donating, co-operating, and volunteering.

Altruism

The principle or practice of showing concern for the well-being of others, even at a personal cost.