For X∼Exponential(λ=0.1)X \sim \text{Exponential}(\lambda=0.1)X∼Exponential(λ=0.1), what is P(X>15∣X>5)P(X > 15 | X > 5)P(X>15∣X>5)?
e^{-1}
e^{-1.5}
e^{-0.5}
1 - e^{-1}