(a) f(x)= 5. For each of the following, determine the constant k so that f (x) satisfies the conditions of being a p.d.f. for a random variable X. k (a) f(x)= x= 1,2,3,4 x+1 (b) f(x) =k: x =1,2,3,4,...

A First Course in Probability (10th Edition)
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Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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5. For each of the following, determine the constant k so that f(x) satisfies the conditions
of being a p.d.f. for a random variable X.
(0) S(x)=
k
(a) f(x)=
x+1
x= 1,2,3,4
(b) f(x)= k|
x =1,2,3,4,...
Transcribed Image Text:5. For each of the following, determine the constant k so that f(x) satisfies the conditions of being a p.d.f. for a random variable X. (0) S(x)= k (a) f(x)= x+1 x= 1,2,3,4 (b) f(x)= k| x =1,2,3,4,...
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