One way to prevent experimenter bias is to be sure that the experimenter and the participants know nothing of who is receiving the experimental treatment and who is not. This is known as
A. experimenter design.
B. the placebo effect.
C. a random assignment of variables.
D. a double-blind design.
Answer: D
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Mason has just experienced a particularly nasty divorce. He suddenly loses total recall of
his memories of himself, his ex-wife, and their marriage. Shortly thereafter, Mason moves to a different city and now calls himself "Ned. " Mason's case illustrates a. dissociative fugue. b. retrograde amnesia. c. anterograde amnesia. d. dissociative amnesia. e. psychogenic dissociation.
What type of parent rarely engages in disciplining his or her children and simply believes that all children need is "unconditional" love?
a. authoritative b. authoritarian c. permissive d. disengaged
What is the most frequent cause of death during childhood?
a) Sudden infant death syndrome (SIDS) b) Child abuse, malnutrition, and neglect c) Cancers such as leukemia d) Automobile accidents, fires, and drowning
The __________ nervous system influences physiological effects associated with emotions.
A. apathetic B. primal C. empathic D. sympathetic