Given that the mean is 500 and the standard deviation is 100 on one section of the SAT, what is the approximate probability of a student scoring 300 or lower or 700 or higher on the test?
a. .124
b. .022
c. .045
d. .245
c
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Cross-cultural studies of childhood asthma find that
a. the problem is more serious in poorer nations. b. it is almost nonexistent in affluent nations. c. the rates are remarkably similar across countries. d. the problem tends to be less serious in poorer nations.
Jensen-Campbell and her colleagues examined the Big Five traits in school children and found that:
a. agreeable students tended to like others, but others did not like them b. agreeable people were cheerful, yet hostile c. neurotic students tended to be agreeable and even-tempered d. agreeable students were able to avoid the bullying of other children
Couple therapy for one partner of a couple is just as effective as it is for both of them
a. True b. False
When 2-year-old Nicholas was first learning to draw, he often moved his whole body, even his tongue. Only later did he confine the action to his fingers, hand, and slight arm motion. This tendency is called the:
a. gross-to-specific trend b. proximodistal trend c. cephalocaudal trend d. differentiated-to-integrated trend