Assume that X has an exponential distribution. If Var (4-4)=20. Then E(X) is 20 b.0 C. 5 d. 10 e. None "The variable X has a unic
Assume that X has an exponential distribution. If Var (4-4)=20. Then E(X) is 20 b.0 C. 5 d. 10 e. None "The variable X has a unic
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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pleaseeeee solve question 9, quickly please
Transcribed Image Text:a. 1.8
b. 0.83
Assume that X has an exponential distribution. If Var (4-4)=20. Then E(X) is
b.0
c. 5
d. 10
e. None
c. 3
b.0.4096
and
8.6. If the mean of X is 5 then r equal
e. None
d. 9
10. The variable X has a uniform distribution on the interval (-2,3) then E(X)=
b.25/12
c. 28/12
d. 24/12
e. None
c. 0.16
11. IfX is a random variable with moment generating function M (1) = 5-¹ (4 + e')' Find
PCX - 0) =
a. 0.0016
d. 0.0064
e. None
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