Show that for ν2 > 2 the mean of the F distributionis ν2ν2 − 2 , making use of the definition of F in Theo-rem 14 and the fact that for a random variable V having the chi-square distribution with ν2 degrees of freedom,E 1V = 1ν2 − 2.
Show that for ν2 > 2 the mean of the F distributionis ν2ν2 − 2 , making use of the definition of F in Theo-rem 14 and the fact that for a random variable V having the chi-square distribution with ν2 degrees of freedom,E 1V = 1ν2 − 2.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.CR: Chapter 13 Review
Problem 42CR
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Question
Show that for ν2 > 2 the mean of the F distribution
is ν2
ν2 − 2
is ν2
ν2 − 2
, making use of the definition of F in Theo-
rem 14 and the fact that for a random variable V having
rem 14 and the fact that for a random variable V having
the chi-square distribution with ν2 degrees of freedom,
E
1
V
E
1
V
= 1
ν2 − 2
.
ν2 − 2
.
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