Rob wants to examine the effects of caffeine on students' test scores, so he randomly assigns participants to drink two cups of coffee or two cups of water before a math test. Participants who were assigned to drink water are in what group?
A. Experimental
B. Placebo
C. Test
D. Control
Answer: D
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Four-year-old Keifer says, "We wented to school.". This most likely indicates that:
a. Keifer's parents use poor English at home b. Keifer has forgotten the proper way to form past tense c. English is not Keifer's native language d. Keifer is overgeneralizing a grammatical rule
As a clinical neuropsychologist, Jasper meets with a lot of patients who have various disorders. Jasper finds that it is difficult to test people with delirium, mostly because
A. their distracted attention makes them uncooperative. B. they are in a persistent vegetative state. C. their memories have been impaired. D. they are partially paralyzed and do not know it.
According to Plato, the components of the soul are:
a. ?really the same b. ?typically in harmony with one another c. ?often in conflict with one another d. ?subservient to the bodily needs
Your text notes that by the time children finish elementary school, they have watched approximately 8,000 murders on television. This high degree of exposure to TV violence is likely to cause
A) desensitization. B) post-traumatic stress disorder. C) affect diminution. D) emotional deprivation.