Question
Economics Question on Coefficient of Variation
Suppose that for a random sample of size 10. sample covariance between variables X and Y is 100, and sample variances of X and Y are 25 and 400 respectively. What is the value of sample correlation coefficient between X and Y?
A
1
B
0.01
C
0.1
D
0.001
Answer
1
Explanation
Solution
The correct option is(A): 1