Which of the following nonparametric tests is used to compare the magnitude and direction of differences between two groups?
a. Mann-Whitney U
b. Wilcoxon rank
c. Spearman rank
d. Fisher’s exact
Ans: b
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An observer using a sign coding system would categorize behavior according to
a. critical incidents. c. occurrences during a specified time. b. individual occurrences of the behavior. d. All of these are true.
John W. Gardner in Goals for Americans viewed education as serving most directly:
a. equality of opportunity b. liberty for all c. justice for all d. self-fulfillment
Literacy Centers:
a) should only be used in the primary grades b) should only be used in the upper elementary grades c) can be used at any grade level d) can be used only with phonics activities
If your test score was one standard deviation above the mean score, your best estimate is that you scored better than what percent of the test takers?
a. 50% c. 84% b. 68% d. 98%