let x denote the number of ticketed airline passengers denied a flight because of overbooking. suppose that x is a random variable for which p(x) =...

let x denote the number of ticketed airline passengers denied a flight because of overbooking. suppose that x is a random variable for which p(x) = c(5-x) for x = 0,1,2,3,4. find the numerical value of c and then compute P(x>0)