Consider the joint density of X and Y from Example 26.2 fX,Y (x,y) = 1/8(1 - x2)

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Consider the joint density of X and Y from Example 26.2
fX,Y (x,y) = 1/8(1 - x2) (3 - y)
for -1 ≤ x ≤ 1 and -l ≤ y ≤ 1,
and fX,Y (x,y) = 0 otherwise.
a. Find E(X).
b. Find E(y).

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Introduction to Probability

ISBN: 978-0716771098

1st edition

Authors: Mark Daniel Ward, Ellen Gundlach

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Question Posted: Mar 14, 2016 06:40 AM

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Consider the joint density of X and Y from Example 26.2 fX,Y (x,y) = 1/8(1 - x2)

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Introduction to Probability

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