A research team found that men who did not exercise had a higher rate of heart disease. Which of the following explanations illustrates the third-variable problem?
a) Heart disease might make it more difficult for men to exercise.
b) The relationship between exercise and heart disease might not be causal.
c) Including men who smoke in the study might erase the relationship between exercise and heart disease.
d) Smoking might cause both heart disease and reluctance to exercise.
d
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Zulma is currently in therapy for treatment of an eating disorder. Every day she eats a box of donuts and an entire bag of chips and then makes herself vomit. Zulma most likely has which of the following disorders?
a. Binge-eating disorder b. Acquired taste aversion c. Bulimia nervosa d. Anorexia nervosa
If you study for an exam on one day and then continue studying on the next day, you are using
a. distributed learning. b. the whole method. c. the method of loci. d. overlearning. e. repression.
Finding meaning in life is closely linked to __________.
A. happiness B. achievement C. relatedness D. avoidance motivation
Receiving help can lower a person's self-esteem when the
a. helper's demonstration of superior skill leads the recipient to feel incompetent. b. recipient is worried about repaying the favor in the future. c. helper is of a different gender than the recipient. d. helper is supportive and concerned.