All About Circuits

Cummulative probability problem

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Thread Starter

boks

Joined Oct 10, 2008
218
If the commulative probability of a continuous randon variable X with density function f(x) is

\(F(x) = 1 - x^{-3}\),

find the probability that X exceeds 4

My attempt:

\(P = F(\infty) - F(4) = 0.0156\)
 
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