Asked by Grahm Pratt on May 01, 2024
Verified
The covariance of two variables X and Y:
A) must be between −1 and +1.
B) must be positive.
C) can be any real number.
D) None of these choices.
Covariance
A measure that indicates the extent to which two variables change together; positive covariance indicates that both variables tend to move in the same direction.
- Comprehend and utilize the principles of covariance and correlation within the scope of bivariate distributions.
Verified Answer
YM
Yolima Martínez
May 04, 2024
Final Answer :
C
Explanation :
The covariance of two variables X and Y can be any real number. It can be positive, negative, or zero. It is not restricted to the range of -1 to +1 like the correlation coefficient.
Learning Objectives
- Comprehend and utilize the principles of covariance and correlation within the scope of bivariate distributions.
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