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zhi zhi
wrote...
3 years ago
Show that f(x)=x^2/55 for x=1,2,3,4,5 is a probability distribution function of a discrete random variable X. Hence, find
(a)   P(X=3)
(b)   P(X>2)
(c)   P(X≤4)
(d)   P(1<X≤5)
(e)   P(1≤X≤3)
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Educator
3 years ago

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