Dr. Van Oss is conducting a longitudinal study on lifestyle and heart disease. He found that participants who smoked and had poor diets were at higher risk of developing heart disease. However, some of those at-risk participants appeared to have a genetic “immunity” to heart disease. These results demonstrate the importance of understanding ____
a. ?a participant's phenotype
b. ?nonshared factors
c. ?gene-environment interactions
d. ?evolutionary factors
ANSWER:
c
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You get irritated with some of your classmates during class discussions. Several of the males have attitudes that all women have specific characteristics, which you know is not accurate. What concept are they expressing?
a. ignorance b. stereotype c. gender Bias d. sexism
In the majority of studies, there is a drop in ________ in young adulthood after the birth of the first child and during the period when the children are young
a. work satisfaction b. marital satisfaction c. salary d. generativity
A video showing twelve blackbirds flying and landing on the top of a large tree is an example of what type of imagery?
A. spatial imagery B. propositional imagery C. motor imagery D. all of the above
A researcher develops a brief questionnaire measure of people's level of optimism. To determine whether his measure is a good one, he asks a sample of people to complete his questionnaire twice, separated by one month. At the second session, he also asks his participants to complete another measure of optimism—one that has been an accepted measure of optimism for many years. Using this procedure, the researcher is establishing the
A. independent variable of optimism. B. precision and accuracy of his measure. C. reliability and validity of his measure. D. nomothetic and idiographic features of optimism.