Based on analyses of twins, the heritability of depression appears to be about _____ percent
a. 14
b. 23
c. 40
d. 85
c
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According to cognitive dissonance theory, if Selena has just volunteered to give a presentation to her classmates about the importance of practicing safe sex at all times, then—at least in the immediate future—what best describes her likely behavior?
a. She will be more likely to practice safe sex herself. b. She will be more likely to believe that practicing safe sex is important. c. She will be more likely to practice safe sex herself AND more likely to believe that practicing safe sex is important. d. She will NOT be more likely to practice safe sex herself and will NOT be more likely to believe that practicing safe sex is important.
The research by Walaskay, Whitbourne, and Nehre on ego integrity in late adulthood showed that:
a. the memories of despairing individuals were quite positive b. despairing individuals had little death anxiety c. individuals high in ego integrity experienced less death anxiety than despairing people d. individuals high in ego integrity were more competitive than despairing people
Which of the following scenarios best represents a cross-sectional research design?
a. A study examines individual political views across a life span. The researcher's hypothesis is that as individuals age, they become more conservative. The researcher randomly selects a sample from various age cohorts, to examine their political views on capital punishment, immigration, and federal spending. . A study examines individual political views across a life span. The researcher's hypothesis is that as individual's age, they become more conservative. The researcher randomly selects a sample from selected high school population and follows them for 50 years. c. A study examines the relationship of individual political views and the amount of education they have completed. The researcher's hypothesis is that there is a positive relationship between education and liberal political views. d. A study examines how individual political views change between 1981–1991 and 2001–2011.
What typically includes information about who is conducting the study, what the purposes of the study are, what participation in the study involves, what risks (if any) are involved in participating, and what the person can expect to receive in return for
a. IRB proposal b. informed consent form c. research participation advertisement d. study proposal