Let X and Y have joint density fX,Y(x,y) = 3/80 (x2 + y), for 0 x

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Let X and Y have joint density
fX,Y(x,y) = 3/80 (x2 + y),
for 0 ≤ x ≤ 2 and 0 ≤ y ≤ 4,
and fX,Y(x,y) = 0 otherwise. Find E(X).
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Introduction to Probability

ISBN: 978-0716771098

1st edition

Authors: Mark Daniel Ward, Ellen Gundlach

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