Question
13. Suppose that the joint probability density of two random variables X1 and X2 is given by: f(X1,X2)= (6e-2X1-3x2 for x1 > 0 and x2 > 0, 0 otherwise Find the following probabilities. Show all steps. a) P(1≤X1≤2,2≤X2≤3) b) P(X1<2, X2>2). c) Find the marginal density fi(x1).
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