Show that f (x, y) = 1/x, 0 < y < x < 1, is a joint

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Show that f (x, y) = 1/x, 0 < y < x < 1, is a joint density function. Assuming that f is the joint density function of X,Y, find
(a) The marginal density of Y;
(b) The marginal density of X;
(c) E[X];
(d) E[Y].

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A First Course In Probability

ISBN: 9789332519077

9th Edition

Authors: Sheldon Ross

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Question Posted: Oct 22, 2015 02:56 AM

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Show that f (x, y) = 1/x, 0 < y < x < 1, is a joint

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