Question: A small call center, staffed by only one operator (server), has 20 customers calling every hour with a standard deviation of inter-arrival times of 3
A small call center, staffed by only one operator (server), has 20 customers calling every hour with a standard deviation of inter-arrival times of 3 minutes. (This results in a ca2 = 1.) The activity time for a call center operator to process each call (by addressing the callers queries) is, on average, 2.6 minutes with a standard deviation of 9 minutes (or a ce2 = 11.98), primarily because of the wide variety of caller queries. (Hint: Consider these processing times to be General not Exponential.) ROUND ALL ANSWERS TO 2 DECIMAL PLACES
e. The call center is trying to decide how many new operators to hire. Compute the estimated hourly costs for the given number of new operators. (See table below):
| Scenario | Hourly Penalty Cost | Hourly Operator Cost | Hourly Total Cost |
| Hire 1 more operator for a total of 2 | |||
| Hire 2 more operators for a total of 3 | |||
| Hire 3 more operators for a total of 4 | |||
| Hire 4 more operators for a total of 5 |
PLEASE answer question e. and show your work. Thanks!
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