a (b) The average time a student waits in the canteen to collect a hot dish is determined to be 5 minutes and the averag
Posted: Tue Apr 26, 2022 5:34 pm
- A B The Average Time A Student Waits In The Canteen To Collect A Hot Dish Is Determined To Be 5 Minutes And The Averag 1 (79.63 KiB) Viewed 28 times
a (b) The average time a student waits in the canteen to collect a hot dish is determined to be 5 minutes and the average time they wait in line to pay the cashier is 3 minutes. Assuming that the waiting times are independent, find the probability that a student waits a total of less than 10 minutes. Give your answer as a percentage.