An experiment is designed to study the effects of long lectures on the sleeping behavior of college students. In such a study, the dependent variable is
A) the sleeping behavior of college students.
B) long lectures.
C) the length of time a lecture runs.
D) college students.
A
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Darwin's theory of natural selection is MOST directly related to which of the text's unifying themes in psychology?
a. Heredity and environment jointly influence behavior. b. Psychology is theoretically diverse. c. People's experience of the world is highly subjective. d. Psychology evolves in a sociohistorical context.
Women
a. tend to have a shorter sexual refractory period than men. b. show increases in the speed of sexual arousal in older age. c. lose the physiological capacity to have sex before men. d. who have experienced menopause show a steep decline in interest in sexual activity.
People with damage of the parietal cortex tend to have trouble ____
a. hearing sounds b. locating objects in space c. remembering past events d. speaking
When constructing direct, explicit measures of self-esteem, researchers may use which of the following to prevent a respondent from simply putting the same answer for each question?
A. reverse scoring B. self-reports C. social desirability scores D. face validity