ISDS 3115 Test 2 – Complete Study Guide &
Practice Questions 2025
The phrase six sigma has two meanings. One is statistical, referring to an extremely high process,
product, or service capability; the other is a comprehensive system for achieving and sustaining business
success. - ANSWER ✔✨---True
Line employees need the knowledge of TQM tools. - ANSWER ✔✨---True
All of the following costs are likely to decrease as a result of better quality EXCEPT: - ANSWER ✔✨-
--maintenance costs
Which of the four major categories of quality costs is particularly hard to quantify? - ANSWER ✔✨-
--external failure costs
A production manager at a pottery factory has noticed about 70 percent of defects result from
impurities in raw materials, 15 percent result from human error, 10 percent from machine malfunctions,
and 5 percent from a variety of other causes.
A manager is most likely using: - ANSWER ✔✨---a pareto chart
A fishbone chart is also known as a: - ANSWER ✔✨---cause-and-effect diagram
, Mistakes stemming from workers' inadequate training represent as assignable cause of variation. -
ANSWER ✔✨---True
In statistical process control, the range is often used as a substitute for the standard deviation. -
ANSWER ✔✨---True
A c-chart is appropriate to plot the number of flaws in a bolt of fabric. - ANSWER ✔✨---True
The C(pk) index measures the difference between the desired and actual dimensions of goods or
services produced. - ANSWER ✔✨---True
If a sample of items is taken and the mean of the sample is outside the control limits, the process is: -
ANSWER ✔✨---likely out of control and the cause should be investigated
Up to three standard deviations above or below the centerline is the amount of variation that statistical
process control allows for: - ANSWER ✔✨---natural variation
Intermittent processes are organized around processes. - ANSWER ✔✨---True
An example of the postponement strategy for improving service productivity is having the customer wait
until you have sufficient time to serve the customer. - ANSWER ✔✨---False
which of the following industries is most likely to have low equipment utilization? - ANSWER ✔✨--
-restaurants
Frito-Lay is to ______ focus as Harley Davidson is to ______ focus. - ANSWER ✔✨---Product,
repetitive
Harley Davidson: - ANSWER ✔✨---uses work cells to feed its assembly line
Practice Questions 2025
The phrase six sigma has two meanings. One is statistical, referring to an extremely high process,
product, or service capability; the other is a comprehensive system for achieving and sustaining business
success. - ANSWER ✔✨---True
Line employees need the knowledge of TQM tools. - ANSWER ✔✨---True
All of the following costs are likely to decrease as a result of better quality EXCEPT: - ANSWER ✔✨-
--maintenance costs
Which of the four major categories of quality costs is particularly hard to quantify? - ANSWER ✔✨-
--external failure costs
A production manager at a pottery factory has noticed about 70 percent of defects result from
impurities in raw materials, 15 percent result from human error, 10 percent from machine malfunctions,
and 5 percent from a variety of other causes.
A manager is most likely using: - ANSWER ✔✨---a pareto chart
A fishbone chart is also known as a: - ANSWER ✔✨---cause-and-effect diagram
, Mistakes stemming from workers' inadequate training represent as assignable cause of variation. -
ANSWER ✔✨---True
In statistical process control, the range is often used as a substitute for the standard deviation. -
ANSWER ✔✨---True
A c-chart is appropriate to plot the number of flaws in a bolt of fabric. - ANSWER ✔✨---True
The C(pk) index measures the difference between the desired and actual dimensions of goods or
services produced. - ANSWER ✔✨---True
If a sample of items is taken and the mean of the sample is outside the control limits, the process is: -
ANSWER ✔✨---likely out of control and the cause should be investigated
Up to three standard deviations above or below the centerline is the amount of variation that statistical
process control allows for: - ANSWER ✔✨---natural variation
Intermittent processes are organized around processes. - ANSWER ✔✨---True
An example of the postponement strategy for improving service productivity is having the customer wait
until you have sufficient time to serve the customer. - ANSWER ✔✨---False
which of the following industries is most likely to have low equipment utilization? - ANSWER ✔✨--
-restaurants
Frito-Lay is to ______ focus as Harley Davidson is to ______ focus. - ANSWER ✔✨---Product,
repetitive
Harley Davidson: - ANSWER ✔✨---uses work cells to feed its assembly line
