One highly important finding that attests to the importance of environmental influences on intelligence is that the median IQ score in Western countries __________ in the course of the 20th century.
a. decreased dramatically
b. did not change
c. rose slightly
d. rose dramatically
Answer: d. rose dramatically
Psychology
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Group polarization occurs when the group's point of view becomes stronger.
Answer the following statement true (T) or false (F)
Psychology
All of the following are approach reflexes except
A) rooting. B) sucking. C) blinking. D) swallowing.
Psychology
The Type 2 error is the probability of being wrong whenever the null
hypothesis is rejected. Indicate whether the statement is true or false
Psychology
In functional brain-imaging studies of Tourette patients who are suppressing their tics, abnormal activity has been consistently observed in the caudate and
A) prefrontal cortex. B) cerebellum. C) primary motor cortex. D) association motor cortex. E) dorsal horn.
Psychology