Which of the Following Is an Explanation for the Phenomenon

question 21

Multiple Choice

Which of the following is an explanation for the phenomenon of groupshift?

• A)Discussion makes the members more comfortable with each other,and thus more bold and daring.
• B)The group leader usually gets the credit or blame for the group action.
• C)The group dispenses with accountability.
• D)People may take on more and more extreme positions just to prove they are really committed to the cause.

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Definitions:

One-Sample Test

A statistical test used to determine if the mean of a single sample differs significantly from a known or hypothesized population mean.

Variance

A measure of dispersion that represents the average of the squared differences from the mean.

P-Value

A statistical measure that helps researchers determine if their hypothesis is supported, indicating the probability of observing the obtained results, or more extreme, if the null hypothesis is true.

Power of the Test

The probability that a statistical test will correctly reject a false null hypothesis, or its ability to detect an effect when there is one.