Dr. Adcock is a community psychologist studying whether a special program instituted for an at-risk group of junior high school students decreases behavior problems. At-risk students are randomly assigned to either Group A, the special program, or Group B, a study hall meeting at the same time. In this experiment, Group A is the __________ while Group B is the __________.?
a. ?independent variable; dependent variable
b. ?experimental group; control group
c. ?control group; experimental group
d. ?dependent variable; independent variable
ANSWER:
b
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Why does the text advocate the spacing of study sessions as a method for improving your memory?
a. Too much studying makes you a dull person. b. Research indicates that people have limited attention spans. c. Research suggest that spaced practice helps you avoid the serial-position effect. d. Evidence suggests that massed study sessions leads to poor retention.
The lifetime prevalence of anorexia nervosa among 20-year-old females is ____
a. 0.8 percent c. 2.6 percent b. 0.5 percent d. 3 percent
After working for 15 years as an emergency room technician, Ralph is physically, mentally, and emotionally exhausted. Ralph probably suffers from:
A) burnout. B) major depressive disorder. C) stress inoculation. D) posttraumatic stress disorder.
Life changes differ from daily hassles because
a. they can be positive and desirable rather than just negative. b. they occur at irregular intervals rather than regularly. c. both of these d. none of these