Multiple Choice
The fact that the mean IQ of college seniors is higher than that of freshmen is probably due to
A) the fact that going to college increases the IQ
B) the fact that there is a big IQ gain between the junior and senior years
C) an incorrect interpretation of the data
D) the fact that the lower IQ freshmen tend to drop out of college and,
Correct Answer:

Verified
Correct Answer:
Verified
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