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The random variables X and Y have the following joint probability distribution: Y p(x,y) -2 0 2 0.1 0.1 0.15 X NON 0.1 0.15 0.05

The random variables X and Y have the following joint probability distribution: Y p(x,y) -2 0 2 0.1 0.1 0.15 X NON 0.1 0.15 0.05 0.15 0.15 0.05 The covariance between X and Y is: Number

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