Which of the following is NOT a problem with testing the same people twice?
a. Practice effects
b. Random assignment
c. Order effects
d. Fatigue effects
Ans: B
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As an example of false-positive diagnoses of psychological disorders, Wakefield and
colleagues estimate that ____________of those diagnosed with major depressive disorder are actually only suffering from natural bereavement and therefore receive improper clinical attention. a. 25% b. 10% c. 5% d. none e. 40%
Which of the following is not a function of the magnocellular visual system?
a. Color perception b. Movement perception c. Depth perception d. Brightness contrast
In her high school biology class, Zia had to determine which of two fertilizers was better for growing African violets. If she is using hypothetico-deductive reasoning, she would be likely to ________.
A. test not just for each type of fertilizer but also for their concentration and frequency of application B. conclude that using more fertilizer is always better, and not consider alternative hypotheses C. test multiple variables at the same time in order to arrive at the proper conclusion more quickly D. conduct tests first and then construct a hypothesis based on the results
As Janine goes through the series of steps in the fear hierarchy for her fear of closed spaces, she will gradually undergo
a. adaptation. b. role reversal. c. disinhibition. d. aversion.