Assume that X is a discrete random variable with moment generating function defined on its domain as M(t) = 0.55e' +0.45. (a) Describe the probability distribution of X. You should list the name of the distribution and the associated defining parameter(s) of the distri- bution. 5.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 10E
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Assume that X is a discrete random variable with moment
generating function defined on its domain as
M(t) = 0.55e' + 0.45.
(a) Describe the probability distribution of X. You should list the name
of the distribution and the associated defining parameter(s) of the distri-
bution.
5.
Transcribed Image Text:Assume that X is a discrete random variable with moment generating function defined on its domain as M(t) = 0.55e' + 0.45. (a) Describe the probability distribution of X. You should list the name of the distribution and the associated defining parameter(s) of the distri- bution. 5.
(b) Show that Var(X) = 0.2475. You may apply a formula presented in
lecture for this distribution!
(c) Let R(t) be defined as
R(t)
In(0.55e' +0.45).
Show that
A R"(0)
Var(X) =
0.2475.
%3D
Transcribed Image Text:(b) Show that Var(X) = 0.2475. You may apply a formula presented in lecture for this distribution! (c) Let R(t) be defined as R(t) In(0.55e' +0.45). Show that A R"(0) Var(X) = 0.2475. %3D
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