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GSCM209
Week 1 Discussion DQ1 & DQ 2
DQ1
Time
Series Analysis (graded)
The
role time series play in GSCM?
DQ
2
Linear
Regression Introduction (graded)
The
independent variable in linear regression.
GSCM209 Week 2 Discussion DQ1 & DQ 2
Latest 2016 Jan.
DQ
1
Linear
Regression Analysis (graded)
Associative
forecasting and its use in regression analysis.
DQ
2
Correlation
Analysis (graded)
The
two ways correlation can be displayed mathematically.
GSCM209 Week 3 Discussion DQ1 & DQ 2
Latest 2016 Jan.
DQ
1
Break-Even
Analysis (graded)
What
is a break-even analysis, and why do we need it?
DQ
2
Time
Value of Money (graded)
What
do we mean by time value of money? What does it provide in operations?
GSCM209 Week 4 Discussion DQ1 & DQ 2
Latest 2016 Jan.
DQ
1
Waiting-Line
Models (graded)
Waiting-line
models in service industries and manufacturing.
DQ2
Linear
programming is a widely used mathematical technique designed to help operations
managers plan and make decisions.
Devry
GSCM209 Week 5 Discussion DQ1 & DQ 2 Latest 2016 Jan.
DQ
1
Graphical
Method in Linear (graded)
Graphical
solutions in LP have a limited number of decision variables.
DQ
2
Simplex
Method in Linear Programming (graded)
The
simplex method in LP.
GSCM209 Week 6 Discussion DQ1 & DQ 2
Latest 2016 Jan.
DQ
1
Decision
Trees (graded)
Decision
trees are graphic displays of the decision process.
DQ
2
Expected
Value (graded)
The
important of expected value (EV) of each alternative when looking at decision
trees.
GSCM209 Week 7Discussion DQ1 & DQ 2 Latest
2016 Jan.
DQ
1
Critical
Path Method (graded)
CPM
development and uses.
DQ
2
Program-Evaluation-Review
Technique (PERT) (graded)
PERT
development and uses.
Quizzes
GSCM209 Week 2 Quiz Latest 2016 Jan.
1.
Question : (TCO 1) Gary Puckette, the research and development director at ABC
Company, and Steve Gap, ABC’s marketing director, have been asked by General
Manger Dick Clark to prepare a cash budget for a new product’s future
development. When Gary and Steve select their quantitative forecasting method,
on which time horizon should they be focusing on to choose their forecasting
method?
Short
range
Medium
range
Annual
Long
range
None
of the above
Question
2. Question : (TCOs 1 and 2) Given the following data, calculate the 2-year
moving averages for years 5 through 10.
Year
Forecast 5 74 6 112 7 116 8 104 9 112 The data for year 9 is missing for
calculation of year 10. Suppose, for year 9, it is 95. Then for year 10, the
forecast will be 10 104
Instructor
Explanation: Chapter 4, Time-Series Forecasting
Question
3. Question : (TCOs 3 and 4) In a regression equation, y = a + bx, which is the
independent variable?
y
a
b
x
Question
4. Question : (TCOs 3, 4, and 5) A car dealer's sales (X, in millions of
dollars) are related to its profits (Y, in hundreds of thousands of dollars) by
the following regression equation:Y = 12.01 + 0.71 X. What is your forecast of
profit for a store with sales of $33 million? What is it for a store with sales
of $47 million?
GSCM209 Week 4 Quiz Latest 2016 Jan.
1.
Question : (TCO 6) Which equation best describes the break-even point? (>
means greater than, < meansless than, ? means greater than or equal to, and
? means less than or equal to.)
Total
cost (TC) > total revenue (TR)
TC
< TR
TC
= TR
TC
? TR
Question
2. Question : (TCO 6) The formula for utilization is
actual
output ÷ effective capacity.
actual
output ÷ design capacity.
effective
capacity × utilization.
None
of the above
Question
3. Question : (TCO 7) An electronics firm is currently manufacturing an item
that has a variable cost of $0.40 per unit and a selling price of $1.20 per
unit. Fixed costs are $15,000. Current volume is 40,000 units. The firm can
substantially improve the product quality by adding a new piece of equipment at
an additional fixed cost of $8,000. Variable cost would increase to $0.60, but
volume should jump to 30,000 units due to a higher quality product. Should the
company buy the new equipment?
Question
4. Question : (TCO 8) Bob’s Automated Carwash can service 14 cars per hour. On
the average, 16 cars show up every hour. Determine the waiting model to be
used, average cars in the system, and average time in the system each hour.
Question
5. Question : (TCO 9) List the three requirements of a linear programming
problem.
GSCM209 Week 6 Quiz Latest 2016 Jan.
1. Question : (TCO 14) Briefly describe a decision table.
Question
2. Question : (TCOs 13 and 14) Consider the following decision table, which
Buckeye Bob has developed for GoSlow Enterprises.
Decision Probability 0.2 0.5 0.3
Alternatives Low Medium High
A $ 40 $ 100 $
60
B $ 85 $ 60 $
70
C $ 60 $ 70 $
70
D $ 65 $ 75 $
70
E $ 70 $ 65 $
80
Which
decision alternative maximizes the expected value of the payoff?
Question
3. Question : (TCOs 10, 11, and 12) Bob’s Claymart has enough clay to make
24 small vases or six large vases. He has only enough of a special glazing
compound to glaze 16 of the small vases or eight of the large vases. Let X1 =
the number of small vases and X2 = the number of large vases. The smaller vases
sell for $6 each, and the larger vases bring $13 each.
Formulate
the problem’s objective function, constraints, and solve for the maximum profit
mix.
Homework week 1
Homework
Complete
the following problems from Chapter 4 in your textbook. The Homework Problems
grading rubric is posted in Doc Sharing—refer to theHomework Problems Rubric
document.
Chapter
4 Problems
Problem
4.2 a, b, and c
Problem
4.6 a, b, and c
Problem
4.9 a, b, c, and d
week
2
Homework
Complete
the following problems from Chapter 4 in your textbook. The Homework Problems
grading rubric is posted in Doc Sharing—refer to theHomework Problems
Rubricdocument.
Chapter
4 Problems
• Problem 4.24 a, b, c, and d
• Problem 4.46 a, b, and c
Homework
Complete
the following problems from Supplement 7 in your textbook. The Homework
Problems grading rubric is posted in Doc Sharing—refer to the Homework Problems
Rubricdocument.
Chapter
7 Problems:
• Problem S7.17 a and b
• Problem S7.18 a and b
• Problem S7.30
• Problem S7.31
week
4
Case
Study 1: Southwestern University B (pp. 146–148). Complete the case study
assignment listed below.
Answer
the three questions at the end of the case study on page 146.
week
5
Complete
the following problems from Module A in your textbook.
The
Homework Problems grading rubric is posted in Doc Sharing—refer to the Homework
Problems Rubricdocument..
• Problem A.2e
• Problem A.3
week
6
Complete
the following problems from Module A in your textbook.
The
Homework Problems grading rubric is posted in Doc Sharing—refer to the Homework
Problems Rubricdocument..
• Problem A.2e
• Problem A.3
week
7
case
Study
Case
Study 2:Southwestern University (pp. 94–95). Complete the Case Studies
assignment listed below.
• Complete the three questions at the
end of the case on page 95.
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