The ground-up loss X Exp(), and its pdf and cdf are given by f(x) = 1/ e x/, F(x) = 1 e x/ Policies are subject to ordinary deductible d. YLand YPare the amount paid per loss, and the amount paid per payment, respectively. Find the survival functions of YL, YP, the expected cost per loss E[YL] and the expected cost per payment E[Yp]