Quicker help in a crisis is a strength of ____ social networks
a. high-density
b. low-density
c. multidimensional
d. reciprocal
a
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Cultural values influence hunger primarily by affecting
a. one's genetic leptin levels. b. the incentive value of various foods. c. the set point of a person's body fat. d. our innate sense of what constitutes good food.
Middle school teachers want to reduce racial prejudice. So they force kids to sit in mixed-race groups in the lunchroom. What is likely to happen?
A. The efforts will work. Simple contact between groups is sufficient to reduce prejudice. B. The efforts will work. As each table develops social leaders, the influence of those leaders will lessen prejudice. C. The efforts will not work. This will increase competition between groups that will eclipse personal merit. D. The efforts will not work. Prejudice reduction requires shared goals and reasons to know each other personally.
A researcher studies the impact of cell phone use during class lectures on college students' exam scores. Whether the results of this study help us to understand the relationship between cell phone use during class lectures and work performance in real-life institutions is a question of
A. internal validity. B. study confounds. C. external validity. D. the original research hypothesis.
In contrast to Xanax, as a treatment for anxiety, BuSpar ____
a. ?takes longer to have an effect b. ?carries a greater risk of dependence c. ?is a benzodiazepine drug d. ?reduces anxiety faster