When Testing a Hypothesis About a Single Mean,sample Size of 200

question 102

Multiple Choice

When testing a hypothesis about a single mean,sample size of 200 is selected from a normally distributed population.If the population standard deviation is known,the correct test statistic to use is ___________.

• A)\(\chi\)
• B)Z
• C)t
• D)p-value

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Definitions:

Cognitive Dissonance

A psychological theory which proposes that individuals experience discomfort when holding two or more conflicting cognitions, leading them to change their beliefs, attitudes, or actions to reduce the discomfort.

Implicit Prejudice

Unconscious or automatic negative evaluations or beliefs about a group or its members.

Explicit Prejudice

Openly expressed negative attitudes or beliefs toward a group or its members based on their perceived characteristics.

Group Polarization

The phenomenon where discussions within a group lead to the adoption of more extreme positions or attitudes than the initial inclinations of its members.