Statistics Homework Solutions
Problem
#9335

Random Variables - The Variance

Random Variables - The Variance. Attached is a Adobe pdf file.  I am studying for a test and this is another problem that I will be using as a guide.  Please give as much detail as possible so that I may understand the concept.  It is a three part problem.

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Let X12.pdf  View File

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Let X12.pdf
Consider the pdf defined by

2
f y ( y) = , y 1
y3

Show that (a) 1
f y ( y )dy = 1 (b) E(Y)=2 and (c) Var (Y) is not finite

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Poramate Tarasak, PhD (IP) - 4.9/5
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