1.0 Points
Question 1 of 30
(1 points)_ advocated continuous improvement to the production process
to achieve conformance to specifications and reduce variability.
A. W. Edwards Deming
B. Philip Crosby
C. Kaoru Ishikawa
D. Frederick Taylor
Answer Key: A
1
POM Summer 2017 Final Sample
Instructor: Junming Liu
6:00 PM to 9:00 PM
First Name:
Last Name:
RUID:
Note:
a.
b.
c.
d.
Only Mathematica and Excel are allowed.
No extra scratch paper is allowed.
You have three hours to complete this exam
You can answer Que
POM Summer 2017 Midterm Sample Test
Question 1. Graphical Solution. [20 points]
Consider the following linear program:
Max
s.t.
60X1 + 50X2
10X1 + 20X2 200
8X1 + 5X2 80
X1 2
X2 5
Find the optimal solution using the graphical solution approach.
a. [5 point
Transportation Problem
Chapter 5
Transportation Problems
Transportation Problem
Network Representation
General LP Formulation
Transportation Simplex Method:
A SpecialSpecial-Purpose Solution Procedure
The transportation problem seeks to minimize the
tot
Ashley Flores
HW 2 Problem 3
Decision Variables
Variable Names
Math Symbol
Variable Values
Process 1: # of
times to convert
3 gal. of raw milk
into prex1
10000
Process 2: # of times
to convert 1 gal of
pre-processed milk
into fresh milk
x2
5000
Process 3:
ANSWERS
Problem1
A) MaximizeZ=x1+5x2(profit,$)
subjectto
5x1+5x225(flour,lb)
2x1+4x216(sugar,lb)
x15(demandforcakes)
x1,x20
B)
Problem 2
Inordertosolvethisproblem,youmustsubstitutetheoptimalsolutionintotheresourceconstraintsforflourand
sugaranddetermineho
Single-Channel Waiting Line Model
Assumptions
Poisson Arrivals
Exponential Service Times
Arrival Rate
Service Rate
5
8
Operating Characteristics
Probability that no customers are in the system, Po
Average number of customers in the waiting line, Lq
Averag
Single-Channel Waiting Line Model
Assumptions
Poisson Arrivals
Exponential Service Times
Arrival Rate
Service Rate
24
36
Operating Characteristics
Probability that no customers are in the system, Po
Average number of customers in the waiting line, Lq
Aver
Kristen Prager
Homework 4
Chapter 3
1b. When I changed the coefficient for A to 5 in the objective function, the optimal
solution remained the same with 7 of A and 3 of B.
1c. When I changed the coefficient for B to 4 in the objective function, the optima
EOQ MODEL
INPUT
Annual Demand, D
Ordering cost, Co/order
Unit cost/item
Annual holding cost
Annual holding cost, Ch
Working days per year
Lead time in days, m
12000
25
2.5
0.2
0.5
250
5
OUTPUT
Optimal order quantity, 1095.4451121
Annual holding cost
273.8
Multiple-Channel Waiting Line Model
Assumptions
Poisson Arrivals
Exponential Service Times
Number of Channels
Arrival Rate
Service Rate For Each Channel
2
5
8
Operating Characteristics
Probability that no customers are in the system, Po
Average number of
Question 1 of 30
1.0 Points
Selecting the type of forecasting method to use depends on
A. the time frame of the forecast.
B. the behavior of demand and demand patterns.
C. the causes of demand behavior.
D. all of the above.
Answer Key: D
Question 2 of 30
Question 1 of 30
1.0 Points
When cost per unit increases as volume increases, this is known as
A. economies of scale.
B. diseconomies of scale.
C. economies of scope.
D. best operating level.
Answer Key: B
Question 2 of 30
1.0 Points
Two techniques used t
1.0 Points
Question 1 of 30
A product consists of three components arranged as follows:
R1=0.95-R2=0.90-R3=0.95
If all three components must function for the product to function then the products overall
reliability is approximately
A. 0.812
B. 0.90
C. 0.
+
Production / Operations
Management (623:311)
Lecture 10 Final Review
+ Topics covered Before Midterm
Introduction to
POM
Linear Programming
Formulating
Solving
LP Model-Product Mix Problem
LP Model
Graphical
Solution
Excel Solver
Analysis of
Spe