Research on the Predictive Validity of IQ Tests Has Revealed

question 315

Multiple Choice

Research on the predictive validity of IQ tests has revealed that these tests

• A)predict the academic performance of minority students as well as they predict the performance of white students
• B)predict the academic performance of minority students somewhat better than they predict the performance of white students
• C)predict the academic performance of minority students less well than they predict the performance of white students
• D)are generally unable to predict the academic performance of minority students

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Definitions:

Level Of Significance

A different phrasing for the threshold probability used to decide when a hypothesis test's results are too unlikely under the null hypothesis, prompting its rejection.

Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect exists between certain datasets or parameters.

Alternative Hypothesis

The hypothesis that there is a significant difference between specified populations, any observed difference being due to sampling or experimental error.

Confidence Interval

A range of values that is likely to contain a population parameter with a certain level of confidence.