Multiple Choice
Which of the following is TRUE regarding the covariance?
A) a positive covariance means that the two variables move in the same direction.
B) a negative covariance means that the two variables move in opposite directions.
C) a covariance of zero indicates no linear association at all.
D) it is denoted by xy
E) all of the above
Correct Answer:
Verified
Correct Answer:
Verified
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