Diane suffers from recurrent episodes of gorging on large quantities of food followed by
purging through self-induced vomiting in order to prevent gaining weight.
Although her
weight is normal, and her ideal weight is relatively normal, she worries excessively about
looking or becoming fat. She is suffering from ______.
a. amenorrhea c. bulimia nervosa
b. anorexia nervosa d. cytomegalovirus
C
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Self-perception theory suggests that we:
A. observe our own behavior and then infer attitudes from the behavior B. strive to reduce inconsistencies between our attitudes and behavior C. feel motivated to conserve time and effort by taking cognitive shortcuts D. attempt to control and regulate the information that we present to others
Antismoking interventions in schools reduce teenage smoking by more than ____
a. one-fourth b. one-third c. one-half d. two-thirds
A mutation:
a. is always harmful to the organism b. sometimes confers a survival advantage c. is never spontaneous d. cannot occur in the genotype
Central tendency describes the central location of the set of scores
Indicate whether the statement is true or false