Question
Given 3 random variables X, Y, Z with mgf: Mx(t) = (1-2t)^-4, My(t) = (1-2t)^-1.5 , Mz(t) = (1-2t)^3.5 Suppose W=X+Y+Z, determine E(W^3) The answer
Given 3 random variables X, Y, Z with mgf: Mx(t) = (1-2t)^-4, My(t) = (1-2t)^-1.5 , Mz(t) = (1-2t)^3.5
Suppose W=X+Y+Z, determine E(W^3)
The answer is 7920, please explain why??
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Managerial Accounting
Authors: Ray H. Garrison, Eric W. Noreen, Peter C. Brewer
12th Edition
978-0073526706, 9780073526706
