Let X and Y have the joint pdf f(x, y) = 1, x < y < x,

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Let X and Y have the joint pdf f(x, y) = 1, −x < y < x, 0 < x < 1, zero elsewhere. Show that, on the set of positive probability density, the graph of E(Y |x) is a straight line, whereas that of E(X|y) is not a straight line.

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Introduction To Mathematical Statistics

ISBN: 9780321794710

7th Edition

Authors: Robert V., Joseph W. McKean, Allen T. Craig

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