Test Yourself
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1. Another term for within-subjects designs is
-- Choose an answer --
a. Matched designs
b. Repeated measures designs
2. Within-subjects designs are less powerful than matched-pairs designs.
-- Choose an answer --
a. True
b. False
3. Within-subject designs reduce the effect of random error more than matched-pairs designs.
-- Choose an answer --
a. True
b. False
4. Fatigue effects could be considered negative practice effects.
-- Choose an answer --
a. True
b. False
5. In a within-subjects design, order effects could be mistaken for treatment effects.
-- Choose an answer --
a. True
b. False
6. Sensitization effects are only a threat to a within-subject design´s internal validity.
-- Choose an answer --
a. True
b. False
7. Treatment carryover effects can threaten a within-subject design´s internal validity.
-- Choose an answer --
a. True
b. False
8. Lengthening the time between treatments will
-- Choose an answer --
a. Reduce carryover effects
b. Reduce fatigue effects
9. Giving participants extensive practice on the experimental task before the experiment begins will
-- Choose an answer --
a. minimize carryover effects
b. minimize practice effects
10. Reducing the number of conditions would tend to reduce fatigue effects, carryover effects, and sensitization.
-- Choose an answer --
a. True
b. False
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