1.
Question :
(TCO 5) What is the forecast for May, based on a weighted moving average applied to the following past-demand data and using the weights of 3, 2, and 1 (largest weight is for most recent data)?
Nov.
Dec.
Jan.
Feb.
Mar.
Apr.
91
140
98
110
123
101
Student Answer:
44.1
110.7
108.8
109.83
Instructor Explanation:
W/M/A = [(3 x 101) + (2 x 123) + (1 x 110)]/6 = [303 + 246 + 110]/6 = 659/6 = 109.83 (See Formula 4-2 & example that follows, Chapter 4, pages 137-139)
Points Received:
0 of 3
Comments:
2.
Question :
(TCO 5) In May, the actual product demand was 195 units. For this month, 200 units had been forecasted. Using exponential smoothing with an alpha of 0.3, determine the June forecast.
Points Received:
3 of 3
Comments:
3.
Question :
(TCO 5) Weekly sales of 10-grain bread at the local Whole Foods Market are in the table below. Based on this data, forecast Week 9 using a 3-week moving average.
Week
Demand
1
415
2
389
3
420
4
382
5
410
6
432
7
380
8
420
Student Answer:
407.3
422.8
380.22
410.66
Instructor Explanation:
Points Received:
3 of 3
Comments:
4.
Question :
(TCO 7) Which of the following helps operations managers focus on the trivial few and the critical many?
Student Answer:
Value analysis
Value engineering
Financial analysis
Product-by-value analysis
None of the above
Instructor Explanation:
Chapter 5, page 156
Points Received:
0 of 3
Comments:
5.
Question :
(TCO 7) Which of the following moments of truth exemplifies the customer’s standard expectations?
Student Answer:
Your advisor made you wait, even though you had an appointment.
You had to visit once to reach your academic advisor.
Your advisor was competent, helpful, and understanding.
Your advisor failed to keep his or her appointment with you
Instructor Explanation:
Figure 5.13, Chapter 5, page 175
Points Received:
0 of 3
Comments:
6.
Question :
(TCO 7) Forecasts are usually classified by time horizon into three categories. What are they?
Student Answer:
=
Short-range, medium-short, and long-range
Finance/accounting, marketing, and operations
Strategic, tactical, and operational
Exponential smoothing, regression, and time series
Long-range, medium-range, and short-range
Instructor Explanation:
Chapter 3, page 104
Points Received:
0 of 3
Comments:
7.
Question :
(TCO 7) Which of the following does not make products more environmentally friendly?
Student Answer:
Using less materials
Less recycled materials
Using less energy
Ability to recycle product
All of the above
Instructor Explanation:
Chapter 5, page 166
Points Received:
0 of 3
Comments:
8.
Question :
(TCO 7) Reducing costs by using existing or standard components is part of _____.
Student Answer:
specialized components on each project
putting each product into a separate group
increasing raw material purchases
the ability to recycle product
group technology
Instructor Explanation:
Chapter 5, page 172
Points Received:
3 of 3
Comments:
9.
Question :
(TCO 5) What is the fundamental difference between cycles and seasonality?
Student Answer:
How often the patterns are changed
Magnitude of the variation
Ability to attribute the pattern to a cause
All of the above
None of the above
Instructor Explanation:
Chapter 4, page 108
Points Received:
0 of 3
Comments:
10.
Question :
(TCO 6) Which of these statements best describes computer-aided design (CAD)?
Student Answer:
It is the interactive use of computers to design a product and prepare engineering documentation.
The use of special computer programs to direct and control manufacturing equipment.
It is the ability to depict objects in three-dimensional form.
It is a visual form of communication in which images substitute for the real thing.
Instructor Explanation:
Chapter 5, page 164
Points Received:
0 of 3
Comments:
Page:
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Continue part 2
1.
Question :
(TCO 7) Identify the specific guidelines that can help an operations manager achieve environmentally friendly designs.
Student Answer:
Instructor Explanation:
Points Received:
0 of 6
Comments:
Read page 167
2.
Question :
(TCO 7) List the five advantages of successful implementation of group technology.
Student Answer:
Instructor Explanation:
Points Received:
6 of 6
Comments:
3.
Question :
(TCO 5) Describe the differences between moving averages and exponential smoothing.
Points Received:
6 of 6
Comments:
4.
Question :
(TCO 5) Describe the three forecasting time horizons and identify the benefits of using each.
Student Answer:
Instructor Explanation:
Points Received:
6 of 6
Comments:
5.
Question :
(TCO 6) What are the differences between value analysis and value engineering?
Student Answer:
Instructor Explanation:
Points Received:
6 of 6
Comments:
Page:
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