An in-depth study by Lewis and colleagues of 12 convicted murderers diagnosed with dissociative identity disorder (DID) looked into their backgrounds. The study found strong evidence that each was severely abused, both physically and sexually. Why does the text refer to this study as "flawed."
A. Malingerers were studied separately from the larger group of DID sufferers.
B. Malingerers were excluded from the study.
C. There was no control group of murderers without DID.
D. There was no control group of DID sufferers who were not murderers.
Answer: C
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Psychologists believe that cognitive dissonance results from a desire to __________
a) maintain self-esteem. b) maintain group harmony. c) promote prosocial behaviors. d) deny responsibility for an action.
According to the chapter Adolescents will be Adolescents about the adolescent children of homosexual
and heterosexual parents, which of the following statements is most consistent with the research findings of the study? (a) a parent of each sex is not necessary in the home in order for normal development to take place (b) the sexual orientation of a parent should influence child custody decisions or visitation rights (c) same sex marriages should be banned to help protect children from the negative effects that being raised by same-sex parents will have on their development (d) homosexual parents are more likely to have homosexual children