Calculating Averages and Probability
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If customers arrive at a single drive-in window at a local bank one every four minutes on the average, and if you can serve a customer in three minutes on the average:
a. How long should customers expect to be at the bank facility on the average?
b. How many cars would we expect to be in the drive-in facility on the average?
c. What is the probability that four or more cars will be in the drive-in facility?
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Solution Summary
This solution is comprised of a step by step response which provides computations for average calculations based on time and number, and a probability calculation. All required formulas are provided.
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If customers arrive at a single drive-in window at a local bank one every four minutes on the average, and if you can serve a customer in three minutes on the average:
Arrival rate = ...
Education
- BE, Bangalore University, India
- MS, University of Wisconsin-Madison
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