When Testing the Differences Between Means, the Null Hypothesis Suggests

question 28

Multiple Choice

When testing the differences between means, the null hypothesis suggests that any observed difference is due to _____.

• A)manipulation
• B)systematic variance
• C)error variance
• D)random error

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Definitions:

Groupthink

is a psychological phenomenon that occurs within a group of people when the desire for harmony or conformity results in an irrational or dysfunctional decision-making outcome.

Vroom's Normative Model

A psychological theory that describes the ways leaders can decide to engage their team in decision-making processes, based on the situation's complexity and the importance of team agreement.

Shared Information Bias

A tendency in group discussions to focus on information that all members already know, neglecting unique and potentially important information.

Group Polarization

The tendency of group discussion to intensify the preexisting views of members, leading to more extreme positions.