Researchers have usually found that __________.
A. females score higher on tests of mathematical and spatial ability than males
B. males score higher on tests of mathematical and spatial ability than females
C. there is no difference between males and females on tests of mathematical and spatial ability
D. mathematical and spatial ability differences between males and females are due to differences in TV viewing
Answer: B
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One conclusion that could be made from this video is that identical twins who are separated at birth
a. never make the same life choices. b. always make the same life choices. c. never look or act the same. d. make life choices that seem to be made by genetically prescribed predispositions.
Baby Abbey is playing with her favorite toy rattle when her mom drops an armful of pots and pans behind her. The loud noise makes her startle and cry. Subsequently, on seeing her rattle, she cries. However, Mom continues to give Baby Abbey her favorite rattle and doesn't drop any more pots and pans. We can expect that Baby Abbey's crying when seeing the rattle willsoon be ____.?
a. ?extinguished b. ?generalized c. ?continued through intermittent reinforcement d. ?decreased because of spontaneous recovery
Regarding emotions, which of the following statements is FALSE?
a. Emotions help us develop positive emotional bonds of love, caring, and friendship. b. Emotions are linked to many basic adaptive behaviors that aid survival. c. Emotions can have negative effects, such as stage fright or "choking up" in sports performances. d. Emotions cannot be managed or controlled.
If the correlation (r) between a test and a criterion is .04, then the coefficient of determination (r2) is
a. 0.0016. b. 0.02. c. 0.16. d. 2.