IQ scores for a population-based sample usually fall into a ____ or ____ curve, forming a statistical probability distribution, in which most people fall near the middle and the proportions decrease at the low and high extremes
a. normal distribution; bell
b. camelback; double hill
c. inverted-U; inverted-V
d. variance from the mean; absolute value
A
Psychology
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__________ are the leading cause of childhood death in industrialized countries.
Fill in the blank(s) with the appropriate word(s).
Psychology
Central to the theory of reciprocal inhibition, which Joseph Wolpe applied to treatment of fears and phobias, is the idea that the nervous system cannot be relaxed and agitated at the same time
a. true b. false
Psychology