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The Gem ( TG ) is an organic juice bar located in Philadelphia. TG is particularly famous for its protein - smoothies and currently has
The Gem TG is an organic juice bar located in Philadelphia. TG is particularly famous for its
proteinsmoothies and currently has two smoothiemakers each is operated by a single employee
Customers arrive at TG with an average rate of customershour and the standard deviation of
interarrival times is minutes. Furthermore, historical data indicates that the proteinsmoothie
preparation times are distributed exponentially with a standard deviation of seconds.
a What is the average customer waiting time? In line points
b What is the average number of customers in TGBoth in line and in front of the smoothie
maker points
c Manager of TG wants to decrease average customer waiting time in line below minutes.
For that purpose, he plans to eliminate any variability in service times by switching old smoothie
makers with the new ones average service time will stay the same Can he reach his goal?
Explain. points
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