John the barber rents a very small space that has room for 2 customers only. The time John spends on customers is expone
Posted: Wed Apr 27, 2022 11:30 am
John the barber rents a very small space that has room for 2 customers only. The time John spends on customers is exponentially distributed with an average time of 15 minutes. Potential costumers arrive in a Poisson manner at a rate of 3 per hour. What proportion of potential customers are admitted to John's shop? a