Question: Suppose X i Norm(i, i) for i = 1, 2, 3, 4. Further assume all the X i s are independent. Find P(X 1

Suppose Xi ∼ Norm(i, i) for i = 1, 2, 3, 4. Further assume all the Xi’s are independent. Find P(X1 + X3 < X2 + X4).

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