The number of people entering the ICU in a hospital on any single day posses a poisson distribution with a mean equal to five persons per day. Let the random variable Y be the number of people admitted to ICU daily, and let P(Y less than or equal 10)= 0.986
What is f(y) ?
b. What is the probability that the number of people entering the ICU on a certain day is equal to 2?less than or equal to 2?
c. Is it likely that Y will exceed 10?