With a single-server model, increasing the service rate while holding all other factors constant will:
A) increase the utilization of the server.
B) increase the time spent per customer.
C) decrease the probability that there are two customers in the system at any time.
D) decrease the arrival rate of customers.
C
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P&G introduced Duncan Hines ready-to-spread frosting in a small geographic area. When General Mills became aware of the product, it rushed to market its own Betty Crocker ready-to-spread frosting, which eclipsed the Duncan Hines product introduction
This illustrates ________. A) why many companies engage in crowdsourcing B) one of the problems associated with test marketing C) why prototypes are so important D) how idea screening can make a product a commercial success E) the importance of different sources for idea generation
Samuel, a researcher, deduces that single women between the ages of 25 and 30, who usually live in the suburbs and make thrifty purchases, prefer a particular brand of washing machines. In this case, Samuel uses ________ to understand customer behavior.
A. metadata matching B. supervised data mining C. cluster analysis D. market-basket analysis E. neural networks
Thermostats are subjected to rigorous testing before they are shipped to air conditioning technicians around the world. Results from the last five samples are shown in the table
Calculate control limits for a chart that will monitor performance to target. The correct control limits as (LCL,UCL) are: Unit # Sample 1 Sample 2 Sample 3 Sample 4 Sample 5 1 73.5 70.8 72.2 73.6 71.0 2 71.3 71.0 73.1 72.7 72.2 3 70.0 72.6 71.9 72.4 73.3 4 71.1 70.6 70.3 74.2 73.6 5 70.8 70.7 70.7 73.5 71.1 A) (70.46, 73.39) B) (68.94,74.89) C) (69.71,74.14) D) (69.80,74.05)
Rob Roy is toying with the idea of buying a used car every three years instead of leasing or buying a new one. Assuming he can find a one-owner with low miles in good condition, what advantages might he enjoy?
What will be an ideal response?