Refer to Exhibit 7-12. Which condition shows only one possible main effect and no interaction effect?
a. condition (a)
c. condition (c)
b. condition (b)
d. condition (d)
D
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Which of the following represents the most direct evidence that a test is a valid measure of a construct?
a. The test predicts success in college. b. The test scores correlate highly with teachers' ratings. c. The test includes a representative sample of the skills taught in the course. d. The test of trait Y places individuals into categories that were predicted from the theory of trait Y.
Note taking and reviewing notes are believed to improve learning because
a. they lead to better recognition and comprehension of new material. b. they maximize the effects of maintenance rehearsal. c. comprehension and retention of noted material is improved. d. students who take notes tend to study for longer spans of time.
A grammatical development that occurs during the primary years is the ability to understand:
a. infinitive phrases. b. nouns. c. sentences. d. syntax.
The appropriate test statistic to use is the _______.
a. t-test for the correlation coefficient b. p-test for the correlation coefficient c. r-test for the correlation coefficient d. t-test for statistical significance