Question: Exercise: Memorylessness of the geometric be a geometric random variable, and assume that Var(X)=5 . a) What is the conditional variance Var(X4X>4) ? Var(X4X>4)= unanswered

Exercise: Memorylessness of the geometric

be a geometric random variable, and assume thatVar(X)=5

.

a) What is the conditional varianceVar(X4X>4)

?

Var(X4X>4)=

unanswered

b) What is the conditional varianceVar(X8X>4)

?

Var(X8X>4)=

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