Which method of psychological research utilizes a control group, a dependent variable, and an independent variable?
A. experiment
B. survey
C. case study
D. naturalistic observation
Answer: A
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Studies of the role of genetic factors in suicide indicate that
a. there is a genetic factor independent of the risk for depression. b. the only genetic factor is the genetic risk for depression. c. genetic factors do not play a role in suicide. d. genetic factors play a role in suicides by males but not in suicides by females.
The counterconditioning explanation of systematic desensitization is based on interpretations of
a. learning theory. b. shaping procedures. c. neurophysiology. d. cognitive factors.
One reason it is difficult to study the development of intelligence in adulthood is that
a. intelligence declines with age. b. adults do not participate in studies of intelligence. c. it is difficult to distinguish historical factors from developmental factors. d. most changes are due to genetics.
According to the opponent-process theory, if you stare at a red star for awhile (e.g., 60 seconds) and then look at a plain sheet of white paper you will see an afterimage of the star in which hue?
a. yellow b. blue c. green d. red e. purple