Early in her pregnancy, Mary used medication that included androgens, which in turn
influenced her female embryo. This exposure could cause
a. male-appearing genitalia.
b. the SRY gene to release androgens.
c. increased ova production.
d. an extra 21st chromosome.
a. male-appearing genitalia.
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If your score has a percentile rank of 60, then 60% of the scores are higher than your score.
a. true b. false
Suppose that researchers have tested a group of high school students on a cognitive task, using well-controlled conditions. Then they created graphs for the scores of the males and females, and they found that the two graphs had only a small overlap. Which of the following conclusions would be most likely?
a. One of the two groups must have greater variability. b. The researchers probably selected biased samples. c. The two genders probably differ in their skill on this task. d. The researchers' findings are consistent with the results of other studies, where there are substantial gender differences on cognitive tasks.