The intelligence quotient or IQ was originally determined by
A) dividing a child's chronological age by his mental age.
B) taking the child's mental age and dividing it by his chronological age.
C) using the mental age as a gauge of natural intelligence.
D) comparing a child's score with those obtained by peers.
Question 2
The various types of bipolar disorder each
A) follow roughly the same course of illness.
B) have a different course of illness.
C) begin at different points in life.
D) end in early adulthood.
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