4.4. Let 14/1, W,, . . . be the waiting times in a Poisson process {X(t); t a 0} of rate A. Independent of the process, let Z1, Z2, . . . be independent and identically distributed random variables...

4.4. Let 14/1, W,, . . . be the waiting times in a Poisson process {X(t); t a 0} of rate A. Independent of the process, let Z1, Z2, . . . be independent and identically distributed random variables with common probability density function f(x), 0 < x="">< 00.="" determine="" pr{z=""> z }, where Z = min { W, + Z,, W2 + Z2, . . . } .