In a Hypothesis Test, the Probability of a Type II

question 6

Multiple Choice

In a hypothesis test, the probability of a type II error for a given alternative parameter value is known to be 0.45.Assuming this alternative value is correct, what is the probability of correctly rejecting the null hypothesis (the power of the test) ?

• A) power = 0.45
• B) power = 0.55
• C) power = 1
• D) We cannot determine the power without more information.

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Definitions:

Case Study

An in-depth examination of an individual, group, event, or situation to uncover patterns and causes of behavior or phenomena.

Survey

A research method that involves collecting data from a group of respondents through questionnaires or interviews to gather information or opinions.

Inferential Statistics

A branch of statistics that deals with drawing conclusions and making predictions about a population based on a sample.

Control Group

In experimental research, a group of subjects that does not receive the treatment being tested, used as a benchmark to measure how the other tested subjects do.