Lawrence Steinberg evaluated the impact of peer influences on academic achievement motivation. He found that
a. peers always enhance academic achievement motivation.
b. peers always reduce academic achievement motivation during adolescence.
c. low achievers will exert a negative influence on their peers.
d. African-American and Latino peer groups in low-income areas tend to discourage academic achievement.
D
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Hartley argued that the human brain and nervous system transmitted impulses ____.?
a. with electricity? b. ?with chemicals c. ?using capillary impulses d. ?with changes in neurochemical intensities e. ?with nerve vibrations
Dr. Kurtz believes that students who use calculators learn the basics of math better. He designs an experiment in which Group A is taught a math concept and allowed to use calculators. Group B is taught the same math concept but is not allowed to use calculators. Then he gives both groups a standardized math test to assess their knowledge of the concept and compares their scores. In Dr. Kurtz's
experiment, the standardized math test score is the ____.? a. ?dependent variable b. ?independent variable c. ?confound d. ?placebo
Answer the following statement(s) true (T) or false (F)
Like other areas of psychology, positive psychology does not need to undergo scientific rigor.
For a normal person, about how long does an average sleep cycle last?
A. 10 minutes B. 90 minutes C. 4 hours D. 7 hours