0 0 votes For the probability density $P(x) = 0.5e^{-0.5x}$, the integral $\displaystyle \int_0^{\infty}P(x)dx =$ __________ Probability and Statistics gate2017 numerical-answers probability-and-statistics probability probability-density-function + – Milicevic3306 7.9k points answer comment Share Follow 0 reply Please log in or register to add a comment.