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I figure out the C is 5 and covariance is 1/25, could you explain what's the correlation of X and Y? Problem 3. The random

I figure out the C is 5 and covariance is 1/25, could you explain what's the correlation of X and Y?

Problem 3. The random variables X and Y have a joint density function given by f (x, y ) = Ce -5x / x, 0

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