Question 1

A value for probabilistic input from a discrete probability distribution

Accepted Answer

A) is the value given by the RAND()function. 
B) is given by matching the probabilistic input with an interval of random numbers. 
C) is between 0 and 1. 
D) must be non-negative. 
A) is the value given by the RAND()function. 
B) is given by matching the probabilistic input with an interval of random numbers. 
C) is between 0 and 1. 
D) must be non-negative.

Question 2

The word "uniform" in the term "uniform random numbers" means

Accepted Answer

A) all the numbers have the same number of digits. 
B) if one number is,say,10 units above the mean,the next number will be 10 units below the mean. 
C) all the numbers are odd or all are even. 
D) each number has an equal probability of being drawn. 
A) all the numbers have the same number of digits. 
B) if one number is,say,10 units above the mean,the next number will be 10 units below the mean. 
C) all the numbers are odd or all are even. 
D) each number has an equal probability of being drawn.

Question 3

A simulation model used in situations where the state of the system at one point in time does not affect the state of the system at future points in time is called a

Accepted Answer

A) dynamic simulation model. 
B) static simulation model. 
C) steady-state simulation model. 
D) discrete-event simulation model. 
A) dynamic simulation model. 
B) static simulation model. 
C) steady-state simulation model. 
D) discrete-event simulation model.

Question 4

Validation determines that the computer procedure is operating as it is intended to operate.

Accepted Answer

A) True 
 B)False

Question 5

Simulation

Accepted Answer

A) does not guarantee optimality. 
B) is flexible and does not require the assumptions of theoretical models. 
C) allows testing of the system without affecting the real system. 
D) All of the alternatives are correct. 
A) does not guarantee optimality. 
B) is flexible and does not require the assumptions of theoretical models. 
C) allows testing of the system without affecting the real system. 
D) All of the alternatives are correct.

Question 6

Simulation is an excellent technique to use when a situation is too complicated to use standard analytical procedures.

Accepted Answer

A) True 
 B)False

Question 7

To use Excel to generate a normally distributed random variable,you must know the mean and standard deviation of the distribution and have a random number between 0 and 1.

Accepted Answer

A) True 
 B)False

Question 8

Using simulation to perform risk analysis is like playing out many what-if scenarios by randomly generating values for the probabilistic inputs.

Accepted Answer

A) True 
 B)False

Question 9

​Why would one want to use a general purpose programming language rather than a spreadsheet to develop a
simulation?

Accepted Answer

There are several reasons why one might

Question 10

Arrivals to a truck repair facility have an interarrival time that is uniformly distributed between 20 and 50 minutes.Service times are normally distributed with mean 30 minutes and standard deviation 10 minutes.Develop a spreadsheet model to simulate the arrival of 100 trucks.Collect information on the time the repair facility is idle and on the average waiting time for trucks.

Accepted Answer

NOTE TO INSTRUCTOR: The proble

Question 11

The drying rate in an industrial process is dependent on many factors and varies according to the following distribution.
​
 $$\begin{array} { c c } 
\text { Minutes } & \text { Relative Frequency } \
\hline 3 & .14 \
4 & .30 \
5 & .27 \
6 & .18 \
7 & .11
\end{array}$$ a. Compute the mean drying time.
b. Using these random numbers, simulate the drying time for 12 processes.
c. What is the average drying time for the 10 processes you simulated?

Accepted Answer

None

Question 12

A table of uniformly distributed random numbers should be read

Accepted Answer

A) from left to right. 
B) from top to bottom. 
C) diagonally,starting from the top left corner and moving to the bottom right. 
D) in any consistent sequence. 
A) from left to right. 
B) from top to bottom. 
C) diagonally,starting from the top left corner and moving to the bottom right. 
D) in any consistent sequence.

Question 13

For the past 50 days,daily sales of laundry detergent in a large grocery store have been recorded (to the nearest 10).
​
 $$\begin{array} { c c } 
\text { Units Sold } & \text { Number of Times } \
\hline 30 & 8 \
40 & 12 \
50 & 15 \
60 & 10 \
70 & 5
\end{array}$$ a. Determine the relative frequency for each number of units sold.
b. Suppose that the following random numbers were obtained using Excel:
$\begin{array} { l l l l l l l l l l } .12 & .96 & .53 & .80 & .95 & .10 & .40 & .45 & .77 & .29 \end{array}$
Use these random numbers to simulate 10 days of sales.

Accepted Answer

None

Question 14

The number of units expected to be sold is uniformly distributed between 300 and 500.If r is a random number between 0 and 1,then the proper expression for sales is

Accepted Answer

A) 200(r) 
B) r + 300 
C) 300 + 500(r) 
D) 300 + r(200) 
A) 200(r) 
B) r + 300 
C) 300 + 500(r) 
D) 300 + r(200)

Question 15

The process of generating probabilistic inputs and computing the value of the output is called

Accepted Answer

A) simulation. 
B) verification. 
C) validation. 
D) implementation. 
A) simulation. 
B) verification. 
C) validation. 
D) implementation.

Question 16

The degree of risk is associated with the probability or magnitude of loss.

Accepted Answer

A) True 
 B)False

Question 17

Greenfields is a mail order seed and plant business.The size of orders is uniformly distributed over the interval from $25 to $80.Use the following random numbers to generate the size of 10 orders.

Accepted Answer

\[\begin{array} { l l } 
\text { Random

Question 18

Each simulation run provides only a sample of how the real system will operate.

Accepted Answer

A) True 
 B)False

Question 19

​Simulation allows the user to specify certain desired results (for example,profit or service level values),and then the necessary model parameters and operating policies are determined.

Accepted Answer

A) True 
 B)False

Question 20

Numerical values that appear in the mathematical relationships of a model and are considered known and remain constant over all trials of a simulation are

Accepted Answer

A) parameters. 
B) probabilistic input. 
C) controllable input. 
D) events. 
A) parameters. 
B) probabilistic input. 
C) controllable input. 
D) events.

A value for probabilistic input from a discrete probability distribution

The word "uniform" in the term "uniform random numbers" means

A simulation model used in situations where the state of the system at one point in time does not affect the state of the system at future points in time is called a

Validation determines that the computer procedure is operating as it is intended to operate.

Simulation

Simulation is an excellent technique to use when a situation is too complicated to use standard analytical procedures.

To use Excel to generate a normally distributed random variable,you must know the mean and standard deviation of the distribution and have a random number between 0 and 1.

Using simulation to perform risk analysis is like playing out many what-if scenarios by randomly generating values for the probabilistic inputs.

Why would one want to use a general purpose programming language rather than a spreadsheet to develop a simulation?

A table of uniformly distributed random numbers should be read

The number of units expected to be sold is uniformly distributed between 300 and 500.If r is a random number between 0 and 1,then the proper expression for sales is

The process of generating probabilistic inputs and computing the value of the output is called

The degree of risk is associated with the probability or magnitude of loss.

Greenfields is a mail order seed and plant business.The size of orders is uniformly distributed over the interval from $25 to $80.Use the following random numbers to generate the size of 10 orders.

Each simulation run provides only a sample of how the real system will operate.

Simulation allows the user to specify certain desired results (for example,profit or service level values),and then the necessary model parameters and operating policies are determined.

Numerical values that appear in the mathematical relationships of a model and are considered known and remain constant over all trials of a simulation are

Introduction

Introduction to Probability

Probability Distributions

Decision Analysis

Utility Game Theory

Time Series Analysis Forecasting

Intro to Linear Programming

LP Sensitivity Analysis

LP Applications

Distribution Network Models

Integer Linear Programming

Advanced Optimization Applications

Project Scheduling

Inventory Models

Waiting Line Models

Markov Processes

Filters

Exam 16: Simulation

A value for probabilistic input from a discrete probability distribution

The word "uniform" in the term "uniform random numbers" means

A simulation model used in situations where the state of the system at one point in time does not affect the state of the system at future points in time is called a

Validation determines that the computer procedure is operating as it is intended to operate.

Simulation

Simulation is an excellent technique to use when a situation is too complicated to use standard analytical procedures.

To use Excel to generate a normally distributed random variable,you must know the mean and standard deviation of the distribution and have a random number between 0 and 1.

Using simulation to perform risk analysis is like playing out many what-if scenarios by randomly generating values for the probabilistic inputs.

​Why would one want to use a general purpose programming language rather than a spreadsheet to develop a simulation?

A table of uniformly distributed random numbers should be read

The number of units expected to be sold is uniformly distributed between 300 and 500.If r is a random number between 0 and 1,then the proper expression for sales is

The process of generating probabilistic inputs and computing the value of the output is called

The degree of risk is associated with the probability or magnitude of loss.

Greenfields is a mail order seed and plant business.The size of orders is uniformly distributed over the interval from $25 to $80.Use the following random numbers to generate the size of 10 orders.

Each simulation run provides only a sample of how the real system will operate.

​Simulation allows the user to specify certain desired results (for example,profit or service level values),and then the necessary model parameters and operating policies are determined.

Numerical values that appear in the mathematical relationships of a model and are considered known and remain constant over all trials of a simulation are

Introduction

Introduction to Probability

Probability Distributions

Decision Analysis

Utility Game Theory

Time Series Analysis Forecasting

Intro to Linear Programming

LP Sensitivity Analysis

LP Applications

Distribution Network Models

Integer Linear Programming

Advanced Optimization Applications

Project Scheduling

Inventory Models

Waiting Line Models

Markov Processes

Filters

Why would one want to use a general purpose programming language rather than a spreadsheet to develop a simulation?

Simulation allows the user to specify certain desired results (for example,profit or service level values),and then the necessary model parameters and operating policies are determined.