A class is given a test of mechanical ability. Results show that those who scored high performed well in a previous industrial technology course while those who scored low did poorly in the course. The test can be said to have high:
a) internal reliability.
b) predictive evidence of validity.
c) content evidence of validity.
d) discriminant evidence of validity.
c The fact that students who performed well in the previous class also performed well on the the test indicates the test has a high degree of content evidence of validity.
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Jean has conducted a study with an experimental and control group. She conducted an analysis of variance and found that there was a significant difference between the groups. How will she conduct post hoc tests?
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If you wanted to know how well students have learned various concepts and terms that they have recently covered in history class, you could give them a(n)
a. multiple-choice test. b. short-answer test. c. essay test. d. Any of these tests.
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a. 20 children. b. 30 children. c. 15 children. d. 25 children.