Solution to Homework 4
1. [2 barbers at a barber shop] Speedy and Picky are two barbers at a barber shop. They have one
chair for each of the at most two customers having a hair cut. They also have tw
Problem 1:
A flow unit is an order (for a sandwich and a drink), the process flow diagram is as
follows:
Remarks:
- it is also ok to have six boxes for toast with a dotted line around them and
area 1
OP
PRE 6302: Solutions to Practice Exa
S
P
amination I version 1
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OPRE 6302: Homework Assignment 2
Problem 1:
Consider the Kristens Cookie Company case. Assume that
the roommate is sick so Kristen has to set the timer, pack and accept payment herself
(on top of her
NAME: JINGYUAN CHEN
UTD ID: 2021215669
COURSE No. OPRE 6302.003
ASSIGNMENT 3: Sandwich Restaurant Analysis
(a)Process flow diagram
Customer comes and grabs bag
(Time can be ignored)
Fill out the ingre
Quic
k
Link
s
This mini-case is based on APPRENTICE season Three, Episode One. In the
episode, two teams compete to promote the new Burger King Triple Cheese
Burger (TCB). The objective is to sell as
OPRE6302:HomeworkAssignment5
Problem1
ODChadbuiltfive20storyapartmentbuildingsintheNYCarea,planningtosellunitsas
topmarket condominiums. They had developed many properties before, and had a
reputation
OPRE 6302 Homework Assignment 3
P1
(a)
Grabs the
sandwich bag
A customer enters
(Zoe)
(Zoe)
Zoe
Zoe
Gives empty cup &
accept payment
Gives the sandwich to
the cash register
(Adam, Zoe)
Fills out the l
OPRE 6302: Process analysis
Session 3
Previous Class
Flow analysis: Flow time, flow rate, inventory, cycle time
Measure of mismatch between flow rate, demand rate
and capacity: utilization and implied
Class 3
Process Flow Analysis III
OPRE 6302 Operations Management
Instructor: Shengqi Ye
Review: Class 2
Process capacity
Hammer your capacity computation skill:
Kristens Cookie
Batch Process
Mism
1. a. Control charts for
and are maintained on the shear strength in pounds of test spot
R
X
welds. The subgroup size is 3. The values of
and
X
30 subgroups,
the
and
X
R
X 12,930
and
R 1,230
R
are c
Practice Problems for Exam I
The exam consists of two problems for process analysis, one problem for project management, and one
problem for Linear Programming. The difficulty will be similar to the h
OPRE 6302: Solutions to Practice Exam I ve
s
ersion 2
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ksaboutthes
solutionstop
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Thele
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CRU Computer Rental case (J. L. Kellogg
Graduate School of Management, Northwestern University)
Questions:
1. What was the utilization achieved by CRU
in 1996?
2. For 1996, calculate the average time
Practice Problems for Exam I
The exam consists of two problems for process analysis, and one problem for project management, and
(possibly) one problem for EOQ. The difficulty will be similar to the h
Q 1(Cranberries) International Cranberry Uncooperative (ICU) is a competitor to the National Cranberry
Cooperative (NCC). At ICU, barrels of cranberries arrive on trucks at a rate of 150 barrels per h
OPRE 6302
HOMEWORK 1 SOLUTIONS
SPRING 2013
Quicksourcing
a) First, a shorter supply chain means that a company can make things when it wants to. Explain
why a company benets from the exibility of maki
OPRE 6302
HOMEWORK 1 SOLUTIONS
SPRING 2013
Quicksourcing
a) First, a shorter supply chain means that a company can make things when it wants to. Explain
why a company benets from the exibility of maki
Q1
Between 11:00am to noon with outdoor marketing, the total demand is 80/hour, that is 20/hour
for TCB and 60/hour for OB.
Resources at
Capacity
Implied Utilization
(Burgers/Hour)
(%)
TCB Introductio
THE UNIVERSITY OF TEXAS AT DALLAS
School of Management
Box 830688, Richardson, Texas 75083-0688
OPRE6302 OPERATIONS MANAGEMENT
Assignment No. 2
1. Suppose you purchase from a supplier at $4 per unit a
Q4.4 ( 12 Tasks to 4 Workers ) Consider the following tasks that must be
assigned to four workers on a conveyor-paced assembly line (i.e. a machine-paced
line flow). Each worker must perform at least
OPRE6302 OPERATIONS MANAGEMENT
Assignment #3
HOANG LE
FTMBA
Q 1(Cranberries) International Cranberry Uncooperative (ICU) is a competitor to the National
Cranberry Cooperative (NCC). At ICU, barrels of
Q.1
(JCL Inc.) JCL Inc. is a major chip-manufacturing firm that sells its products to computer
manufacturers like Dell, HP, and others. In simplified terms, chip making at JCL Inc. involves
three basi
OPRE 6302: Process analysis
Part II
Session 2
Previous Class
Process flow diagram
Capacity analysis:
Relevant vs irrelevant resources
Resources in parallel
Activity time
Capacity of a resource
Proces
OPRE 6302/SYSM 6334
EXAM 2 FORMULA SHEET
Formulas from Chapter 2
Description/Variables
Formula/Definitions
I
(Average) Inventory
R
(Average) Flow Rate
T
(Average) Flow Time
Littles Law
Inventory
(time
OPRE 6302: Process analysis
part III
Session 3
Previous Class
Capacity analysis:
Make-to-order versus make-to-stock
Process improvement
Rush order flow time
Gantt Chart, as early as possible, as late
Q1
The UTD cafeteria offers scones for $1.5 each from 8am to 3pm. The scones are
ordered from their supplier at the start of each day and delivered before the store
opens. The supplier charges 75 cent
Q1
You own a ski jacket factory. Next week, you are signing a contract with Sport Obermeyer Inc. to
supply them with a single shipment of jackets that they will sell to their customers during the
skii
Assignment 2
(Due: 03/29/2017)
Use the sales order database table files (customer.csv, employee.csv,
product.csv, salesorder.csv, and orderdetail.csv) that were used for the
previous Hive assignment.
1.
Consider four retail outlets A, B, C and D all located in the DFW area. These outlets
are owned by different companies. All these outlets stock some product X which is produced
by a manufacturer in
Activity
A
B
C
D
E
F
G
H
I
J
K
L
Min
Likely
2
2
2
2
2
2
2
1
1
1
1
1
1. Expected Project Duration:
Max
3
3
3
3
3
3
2
3
3
3
3
3
Mean
4
4
4
4
4
4
2
5
5
5
5
5
ABCDEF=
GHIJKL=
3
3
3
3
3
3
2
3
3
3
3
3
Std D
A manager at West Battery Corp. decides to take samples of size 5 of 9-volt batteries for each
of the next 25 days, measure and record their lifetimes (in hours) to create control chart limits.
With t