Find the Requested Mean or Standard Deviation

question 24

Multiple Choice

Find the requested mean or standard deviation.
-The mean score on the exit examination for an urban high school is 63 with a standard deviation of 7. What is the mean of the resulting distribution of sample means for n = 9?

• A)63
• B)7
• C)9
• D)21

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Definitions:

Physical Conflict

A confrontation involving bodily force between individuals or groups.

Aggression

Behavior intended to harm or intimidate others, manifested either physically or verbally.

Moral Reasoning

The process of determining right or wrong in ethical situations, often involving complex thought and the consideration of ethical principles.

Electra Complex

A psychoanalytic theory suggesting a girl's psychological competition with her mother for her father’s affection.