Question: (5 points) Let X; and X, be random variables denoting the proportions of time that workers A and B spend on their assigned tasks during

(5 points) Let X; and X, be random variables denoting the proportions of time that workers A and B spend on their assigned tasks during a workday, respectively. Suppose that the joint probability density function of X; and X5 is given by T1+xy if 052

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