Show that E[X]= a +V and o = b 4 4 -

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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M 7 For the Rayleigh density function
2 (x-a)- (x-a)/b
x> a
fx(x) =
xくa
4- TC
Show that E[X] = a + V
4
and o = b
Transcribed Image Text:M 7 For the Rayleigh density function 2 (x-a)- (x-a)/b x> a fx(x) = xくa 4- TC Show that E[X] = a + V 4 and o = b
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