Question

can anyone tell me did I get all these questions right ?

To bring in extra revenue, the hospital's copy office added a new service in 2015 - direct delivery of external customer orders to customers' workplaces (for a fee). The copy office's delivery record for 2015 showed that 65% of their customers received their completed order in 24 hours, another 25% within 36 hours, and another 10% within 45 hours. What was the copy office's average delivery time for 2015? QUESTION 4 a 29.1 hours b.29.7 hours C. 35 hours d.36 hours e. None of the above. QUESTION 5 lf each and every task in the order completion process at the copy office except' Review order" and "Look in storeroom" averages five percent scrap, what is the overall yield of completed orders? a. 3.8% D. 2096 C. 73.5% d. 77.4% o e. 81.4%

Answer 1

1)

The average time is the sumproduct of the probabilites and the time that is

=0.65*24+0.25*36+0.1*45 = 29.1 minutes.

For other questions: All answers are correct except for question-2. The cycle time is incorrect. IT should be the highest station time that is 45 minutes.