By the end of the third year, language is concentrated in the ___________ hemisphere of the brain for right-handed children.
A. right
B. left
C. upper
D. lower
Answer: B
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Which term is closest in meaning to the concept of management by objectives?
a. Theory X leadership b. work efficiency c. self-managed team d. autocratic management
Marvin has a long history of schizophrenia. His doctors say that he is currently in the residual phase; from this we can conclude that he
a. has recovered. b. has recently suffered an acute relapse. c. continues to be impaired in various ways. d. is experiencing hallucinations but not delusions.
Suppose that the correlation between weight and the number of hours spent working out per week is +.84 . What proportion (or percent) of the variability in weight is accounted for by the relationship with the number of hours spent working out?
a. 91% b. 71% c. 42% d. Cannot be determined
Heroin is more potent than morphine because
A. it is often injected instead of swallowed. B. it more readily crosses the blood-brain barrier. C. it is a natural opioid. D. it is a synthetic opioid.