A Null Hypothesis Is $\mu$ $\le$ 500 to Test This Hypothesis, a Sample of 40 Is

question 43

Multiple Choice

A null hypothesis is $\mu$ $\le$ 500. To test this hypothesis, a sample of 40 is taken and alpha is set at 0.01. If the true mean is 524 and population standard deviation is 115, what is the power of the test?

• A) 0.16
• B) 0.45
• C) 0.67
• D) 0.84
• E) 0.99

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Definitions:

Imitating

The act of copying someone else's actions, behaviors, or practices, either consciously or unconsciously.

Behavioral Techniques

Methods or strategies used to alter or influence specific behaviors in individuals or groups.

Organizational Behavior Modification

The use of behavioral techniques to reinforce positive work behavior and discourage unhelpful work behavior.

Law of Effect

A principle in psychology stating that behaviors followed by favorable consequences become more likely, while behaviors followed by unfavorable consequences become less likely.