As a scientist, you try not to speculate or draw conclusions when you do not have evidence. This approach is consistent with your use of
a. common sense. c. good economic decisions.
b. personal experience. d. the scientific method.
D
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What statement best describes a trend related to the practice of "hooking up" on college campuses?
a. It is estimated that between 30 and40% of college students have engaged in at least one hook up. b. There are no gender differences in rates and perceptions of "hooking up.". c. Both men and women report engaging in this behavior for purely physical reasons, although the research does not clearly indicate this to be true. d. Heterosexual students are more likely to engage in "hooking up" than homosexual students.
Behavioral geneticists are finding that within a group of people, about _______________ of the variation in personality traits such as happiness is attributable to genetic differences
a. 10 percent b. 30 percent c. 50 percent d. 70 percent
What is the view that all knowledge comes from experience, especially from sensory experience?
a. Empiricism c. Realism b. Humanism d. Nominalism
Which of the following best describes the conclusions about changes in average IQ with age drawn from cross-sectional versus longitudinal studies?
a. Both longitudinal and cross-sectional findings show similar significant declines in IQ scores beginning at about age 40 or 45. b. Both longitudinal and cross-sectional findings show similar maintenance of IQ through old age. c. Cross-sectional findings indicate maintenance of IQ scores well into old age, while longitudinal data indicate a decline in IQ beginning at about age 50. d. Cross-sectional findings point to a decline in IQ beginning at about age 35, while longitudinal data point to much longer maintenance of IQ.