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7. Consider continuous random variables X and Y with a joint distribution giver +y2), 0x 1,0 y 1 f(x, y) = {(x + y),

7. Consider continuous random variables X and Y with a joint distribution giver +y2), 0x 1,0 y 1 f(x, y) = {(x + y), 0, elsewhere a. Determine the value of k that makes this a probability density function b. Compute P(0x1/2, 0sY1/2).

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