45. Consider the exponential random variable X with pdf f(x) = λe-I(0,0) (r). (a) Evaluate the appropriate integral(s) do show that E(X) = \ (b) Evaluate the appropriate integral(s) do show that V(X) = /

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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45. Consider the exponential random variable X with pdf f(x) = λe-² I(0,∞) (2).
(a) Evaluate the appropriate integral(s) do show that E(X) = /
(b) Evaluate the appropriate integral(s) do show that V(X) = 2/1/2
Transcribed Image Text:45. Consider the exponential random variable X with pdf f(x) = λe-² I(0,∞) (2). (a) Evaluate the appropriate integral(s) do show that E(X) = / (b) Evaluate the appropriate integral(s) do show that V(X) = 2/1/2
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