In a 4 × 3 factorial design, there are how many levels of the first grouping factor?
a. 3
b. 4
c. 7
d. 12
Ans: b
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Counterbalancing is a technique that controls for
a. lack of random assignment. b. failure to use a double blind technique. c. experimenter effect. d. order and carryover effects. e. diffusion.
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Punishment can lead to:
a. a long-term end to the problem behavior. b. improved student attitudes. c. avoidance behaviors by the student. d. improved classroom climate.
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How much time is spent exhaling when breathing for speech?
b. 90% C. 450/0 e. None of the above
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When testing partial correlation, the impact of a third variable is ______.
a. added b. removed c. deleted d. reduced
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