Dr. Rivera is studying the effects of music on studying. He had two groups. One group listened to music while memorizing a list of words. The second group memorized the list of words in a quiet room. What is the independent variable in the study?
A. the list of words
B. the music
C. the time spent memorizing the words
D. the room
Answer: B
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Tim drinks an extra large cappuccino just before leaving work and drives home fully pumped with caffeine. While driving, he gets cut off by another car. Tim becomes extremely angry at the other driver—far angrier than usual. This is because he misinterprets the arousal that he is feeling from the caffeine as anger that he is feeling toward the other driver. That is, he engages in the process of
________________. Fill in the blank(s) with correct word
All but which of the following factors are cited in the text to explain why African Americans have a higher death rate due to coronary heart disease than Whites Americans?
a. African Americans typically receive less aggressive medical treatments than do White Americans. b. African Americans have higher rates of hypertension. c. African Americans have higher rates of obesity. d. African American have higher rates of diabetes. e. African Americans have a genetic predisposition toward the development of CHD.
Behavioral dieting includes all of the following EXCEPT
a. exercise. b. "yo-yo dieting.". c. keeping a "diet diary.". d. counting calories.
Among adult humans, those who sleep ____ or more hours per night have the highest percentage of REM sleep.
A. 9 B. 5 C. 8 D. 10