Question

If cov(x, y) = 15, what restrictions should be put for the standard deviations of x and y?
(a) No restriction.
(b) The product of the standard deviations should be more than 15.
(c)
© The product of the standard deviations should be less than 15.
(d) The sum of the standard deviations should be less than 15.​

Answer 1

Answer:

correct answer is option (B) . the product of the standard deviations should be more than 15.

Explanation:

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