In the 1980s,political scientist James Flynn observed that the IQs of Americans were rising at a rate of about _____ point(s)per decade.
A)1
B)2
C)3
D)4

Name: In the 1980s,political scientist James Flynn observed that the IQs of Americans were rising at a rate of about _____ point(s)per decade. A)1 B)2 C)3 D)4
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James Flynn observed that the IQ scores of Americans were increasing by about 3 points per decade, a phenomenon now known as the "Flynn effect."

In the 1980s,political Scientist James Flynn Observed That the IQs