Multiple Choice
If the correlation between variables A and B is positive,then which of the following is true?
A) The mean value of A is greater than the mean value of B.
B) The mean value of B is greater than the mean value of A.
C) Measurements of one variable help us predict the other one, approximately.
D) Over time, the mean values of both A and B have been increasing.
Correct Answer:
Verified
Correct Answer:
Verified
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