1) Incorporating design for disassembly principles in product design helps firms with
___________ design issues.
A.legal
B.social
C.reuse
D.reverse engineering
E.reengineering
2) Designing for recycling helps facilitate:
A.reduced legal liability.
B.compliance with regulatory environments.
C.increased product reliability.
D.reduced standardization costs.
E.better customer service.
3) Consider the following work breakdown structure:
What is the estimated slack time for activity A?
A.0 days
B.20 days
C.40 days
D.60 days
E.100 days
4) If the output rate is increased but the average unit costs also increase, we are
experiencing:
A.market share erosion.
B.economies of scale.
C.diseconomies of scale.
D.value-added accounting.
E.step-function scaleup.
5) A quality analyst wants to construct a sample mean chart for controlling a packaging
process. He knows from past experience that whenever this process is under control,
package weight is normally distributed with a mean of 20 ounces and a standard
deviation of two ounces. Each day last week, he randomly selected four packages and
weighed each:
If he uses upper and lower control limits of 22 and 18 ounces, what is his risk (alpha) of
concluding this process is out of control when it is actually in control (Type I error)?
A.0.0026
B.0.0456
C.0.3174
D.0.6826
E.0.9544
6) Gourmet Pretzels bakes soft pretzels on an assembly line. It currently bakes 800
pretzels each eight-hour shift. If the production is increased to 1,200 pretzels each shift,
then productivity will have increased by:
A.50 percent.
B.33 percent.
C.25 percent.
D.67 percent.
7) A methods and measurements analyst for Timepiece, Inc., needs to develop a time
standard for the task of attaching a watch to a wristband. In a preliminary study, he
observed one of his workers perform this task five times, with the following results:
What is the normal time for this task if the employee worked at a 20 percent faster pace
than average?
A.16.7 seconds
B.20 seconds
C.24 seconds
D.25 seconds
E.100 seconds
8) A methods and measurements analyst for Digital Devices needs to develop a time
standard for the task of assembling a computer mouse. In a preliminary study, she
observed one of her workers perform this task six times with the following results:
What is the standard time for this task if the employee worked at a 20 percent faster
pace than average and an allowance of 25 percent of the workday is used?
A.40 seconds
B.50 seconds
C.53.3 seconds
D.60 seconds
E.64 seconds
9) Demand for the last four months was:
A) Predict demand for July using each of these methods:
1) a three-period moving average
2) exponential smoothing with alpha equal to .20 (use a naive forecast for April for your
first forecast)
B) If the naive approach had been used to predict demand for April through June, what
would MAD have been for those months?
10) The advertising manager for Roadside Restaurants, Inc., needs to decide whether to
spend this month’s budget for advertising on print media, television, or a mixture of the
two. She estimates that the cost per thousand “hits” (readers or viewers) will vary
depending upon the success of the new cable television network she plans to use, as
follows:
If she feels that there is a 60 percent chance that the new cable network will be
successful, what is her expected value (per thousand “hits”) of perfect information?
A.$3.40
B.$4.60
C.$8.00
D.$9.00
E.$10.00
11) The owner of Kat Motel wants to develop a time standard for the task of cleaning a
cat cage. In a preliminary study, she observed one of her workers perform this task six
times, with the following results:
What is the observed time for this task?
A.81 seconds
B.90 seconds
C.99 seconds
D.108 seconds
E.540 seconds
12) An approach to location analysis that can include both qualitative and quantitative
considerations is:
A.locational cost-profit-volume.
B.factor rating.
C.transportation model.
D.expected value (net present value).
E.financial analysis.