Cognitive deficits in Alzheimer's disease patients
a. in most cases can be traced to one or two specific abnormalities in the brain
b. have in most cases been successfully treated by a variety of drugs
c. have in some cases been traced to a degeneration in cholinergic neurons in the brain
d. all of the above
c
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If an independent-groups t test is equal to zero, then:
a. the two sample means differ significantly. b. the two sample means do not differ significantly. c. there is something wrong with the calculation. d. the two population means differ significantly.
Peter's parents recognized early in his life that he was musically gifted, so they took him to concerts, provided music lessons, and bought him a viola. This is an example of a/n:
a. niche-seeking trajectory. b. developmental trajectory. c. mediating trajectory. d. supporting trajectory.
Postformal thinking requires the acceptance of multiple solutions
a. True b. False Indicate whether the statement is true or false
Freud, who believed that dreams are "the royal road to a knowledge of the unconscious mind," would probably have disagreed with the activation-synthesis hypothesis because ____
a. ?he was a chronic insomniac b. ?he did not do sleep research and record brain waves c. ?he did not focus on dreams as physiological events d. ?his patients could remember dreams only under hypnosis