Acme (NC) has long used a central telephone/internet customer support center based in Jamaica. Data
collected by the center show that last year, all but five (5) of every 100,000 calls/accesses received by
the center were satisfactorily (to the customer) handled within the targeted time of two hours.
1. What is the highest Sigma rating that the Jamaica customer support center can claim?
(Show how you reached this rating)
2. After Acme Mexico City (AMC) begins operations next year, should the Jamaica center
support AMC's customers? (Why or why not?)
See attached Excel file.
You can answer this question by following the steps:
1. First calculate defects/opportunities. 5/100,000 = 0.00005.
2. Then we need to calculate sigma level corresponding to this. You can use probability tables, or use ...
The solution is very well explained and detailed. The OTA does an excellent job of explaining all the steps needed to get to the right answer. The solution is easy to understand as well. Overall, an excellent response.