OPSM 330 Final Exam Latest Update
2026 (Questions and Answers-Verified
solutions)
Which of the following is NOT a character of service?
a. Intangible
b. Variable Output
c. Difficult to emulate
d. Perishable - Correct Answers ✅Difficult to emulate
Which of the following is NOT a basic element of a waiting line?
a. arrivals
b. servers
c. cost of waiting
d. waiting line structure - Correct Answers ✅cost of waiting
The number of channels in a queuing process: - Correct Answers
✅denotes the number of parallel servers for servicing arriving customers.
If the average time to serve a customer is 3 minutes, then the service rate,
u, is: - Correct Answers ✅20 per hour
Consider an espresso stand with a single barista. Customers arrive at the
stand at the rate of 28 per hour according to a Poisson distribution. Service
times are exponentially distributed with a service rate of 35 customers per
hour.
The probability that the server is busy is: - Correct Answers ✅0.80
Consider an espresso stand with a single barista. Customers arrive at the
stand at the rate of 28 per hour according to a Poisson distribution. Service
, OPSM 330 Final Exam Latest Update
2026 (Questions and Answers-Verified
solutions)
times are exponentially distributed with a service rate of 35 customers per
hour.
The probability that there are exactly 3 customers in the system is: - Correct
Answers ✅0.1024
Consider an espresso stand with a single barista. Customers arrive at the
stand at the rate of 28 per hour according to a Poisson distribution. Service
times are exponentially distributed with a service rate of 35 customers per
hour.
The average number of customers waiting in line for service is: - Correct
Answers ✅3.2
Consider an espresso stand with a single barista. Customers arrive at the
stand at the rate of 28 per hour according to a Poisson distribution. Service
times are exponentially distributed with a service rate of 35 customers per
hour.
The average number of customers in the system (i.e., waiting and being
served) is: - Correct Answers ✅4
Consider an espresso stand with a single barista. Customers arrive at the
stand at the rate of 28 per hour according to a Poisson distribution. Service
times are exponentially distributed with a service rate of 35 customers per
hour.
The average time in MINUTES a customer spends waiting in line for service
is: - Correct Answers ✅6.84 minutes
2026 (Questions and Answers-Verified
solutions)
Which of the following is NOT a character of service?
a. Intangible
b. Variable Output
c. Difficult to emulate
d. Perishable - Correct Answers ✅Difficult to emulate
Which of the following is NOT a basic element of a waiting line?
a. arrivals
b. servers
c. cost of waiting
d. waiting line structure - Correct Answers ✅cost of waiting
The number of channels in a queuing process: - Correct Answers
✅denotes the number of parallel servers for servicing arriving customers.
If the average time to serve a customer is 3 minutes, then the service rate,
u, is: - Correct Answers ✅20 per hour
Consider an espresso stand with a single barista. Customers arrive at the
stand at the rate of 28 per hour according to a Poisson distribution. Service
times are exponentially distributed with a service rate of 35 customers per
hour.
The probability that the server is busy is: - Correct Answers ✅0.80
Consider an espresso stand with a single barista. Customers arrive at the
stand at the rate of 28 per hour according to a Poisson distribution. Service
, OPSM 330 Final Exam Latest Update
2026 (Questions and Answers-Verified
solutions)
times are exponentially distributed with a service rate of 35 customers per
hour.
The probability that there are exactly 3 customers in the system is: - Correct
Answers ✅0.1024
Consider an espresso stand with a single barista. Customers arrive at the
stand at the rate of 28 per hour according to a Poisson distribution. Service
times are exponentially distributed with a service rate of 35 customers per
hour.
The average number of customers waiting in line for service is: - Correct
Answers ✅3.2
Consider an espresso stand with a single barista. Customers arrive at the
stand at the rate of 28 per hour according to a Poisson distribution. Service
times are exponentially distributed with a service rate of 35 customers per
hour.
The average number of customers in the system (i.e., waiting and being
served) is: - Correct Answers ✅4
Consider an espresso stand with a single barista. Customers arrive at the
stand at the rate of 28 per hour according to a Poisson distribution. Service
times are exponentially distributed with a service rate of 35 customers per
hour.
The average time in MINUTES a customer spends waiting in line for service
is: - Correct Answers ✅6.84 minutes
