The Proportion of Test Takers That Get a "Good" Item

question 12

Multiple Choice

The proportion of test takers that get a "good" item correct increases as a function of the

• A)item characteristic curve.
• B)total test score.
• C)validity of the test.
• D)item difficulty.

Understand the quantification of reliability and its interpretation.

Comprehend discriminant validity and its role in establishing the validity of measures.

Understand the concept of status variables and their inability to be manipulated by researchers.

Recognize the nature and role of independent variables in research, including how they can be manipulated and their relationship with dependent variables.

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