Question 1

Which of the following is an example of a variables chart?

Accepted Answer

A)  u chart 
B)  c chart 
C)  np chart 
D)  p chart 
E)  X chart 
A)  u chart 
B)  c chart 
C)  np chart 
D)  p chart 
E)  X chart

Question 2

A(n) ________ is an either-or-situation resulting from a binomial process.

Accepted Answer

A)  variable 
B)  paradigm 
C)  criterion 
D)  attribute 
E)  element 
A)  variable 
B)  paradigm 
C)  criterion 
D)  attribute 
E)  element

Question 3

Samples can be ________ according to time or according to sequence.

Accepted Answer

A)  random 
B)  uncontrollable 
C)  indefinite 
D)  systematic 
E)  stochastic 
A)  random 
B)  uncontrollable 
C)  indefinite 
D)  systematic 
E)  stochastic

Question 4

Producer's risk is the probability that a nonconforming product will be available for sale.

Accepted Answer

A) True 
 B)False

Question 5

The ________ is often used where variation in a process is small.

Accepted Answer

A)  s chart 
B)  X chart 
C)  np chart 
D)  u chart 
E)  c chart 
A)  s chart 
B)  X chart 
C)  np chart 
D)  u chart 
E)  c chart

Question 6

Process stability means that the variation we observe in the process is ________ variation.

Accepted Answer

A)  abnormal 
B)  specific 
C)  random 
D)  systematic 
E)  nonrandom 
A)  abnormal 
B)  specific 
C)  random 
D)  systematic 
E)  nonrandom

Question 7

Random variation results from an event such as a shift in a process mean or some unexpected occurrence.

Accepted Answer

A) True 
 B)False

Question 8

An attribute is a continuous measurement such as weight, height, or volume.

Accepted Answer

A) True 
 B)False

Question 9

The cusum chart is used for monitoring variables and measurement on a continuous scale.

Accepted Answer

A) True 
 B)False

Question 10

A process is capable if only common variation is present in the process.

Accepted Answer

A) True 
 B)False

Question 11

Use the following table to answer the question(s) below.
  
-Close tolerances are required in the manufacturing section of an automotive parts business. Since the customers demand quality, the owner wants to monitor the operation closely using statistical process control. After taking 8 samples of size 4, the owner finds himself with the data in the table above. What are the lower and upper limits for a chart that will monitor process average?

Accepted Answer

A)  (99.68, 100.36) 
B)  (99.56, 100.21) 
C)  (99.41, 100.59) 
D)  (99.38, 100.82) 
E)  (99.99, 100.01) 
A)  (99.68, 100.36) 
B)  (99.56, 100.21) 
C)  (99.41, 100.59) 
D)  (99.38, 100.82) 
E)  (99.99, 100.01)

Question 12

What is the first step in developing process control charts?

Accepted Answer

A)  identify critical product characteristics 
B)  select the appropriate process control chart 
C)  determine whether the critical product characteristic is a variable or an attribute 
D)  identify critical operations in the process 
E)  establish the control limits 
A)  identify critical product characteristics 
B)  select the appropriate process control chart 
C)  determine whether the critical product characteristic is a variable or an attribute 
D)  identify critical operations in the process 
E)  establish the control limits

Question 13

Which of the following is an example of an attributes chart?

Accepted Answer

A)  s chart 
B)  R chart 
C)  p chart 
D)  MR chart 
E)  X chart 
A)  s chart 
B)  R chart 
C)  p chart 
D)  MR chart 
E)  X chart

Question 14

________ happens when statistical quality analysis fails to result in the scrapping or reworking of a defective product.

Accepted Answer

A)  Management's risk 
B)  Producer's risk 
C)  Manufacturer's risk 
D)  Retailer's risk 
E)  Consumer's risk 
A)  Management's risk 
B)  Producer's risk 
C)  Manufacturer's risk 
D)  Retailer's risk 
E)  Consumer's risk

Question 15

Use the following table to answer the question(s) below.
  
-A machine shop owner wishes to monitor the diameter of an engine boring operation where the piston bore should be 4.25". He obtains 8 samples of 5 and records the data in the table above. What should the center line be for a chart that monitors process dispersion?

Accepted Answer

A)  0.50 
B)  0.55 
C)  0.60 
D)  0.69 
E)  0.80 
A)  0.50 
B)  0.55 
C)  0.60 
D)  0.69 
E)  0.80

Question 16

The R chart is a process chart used to monitor the average of the characteristic being measured.

Accepted Answer

A) True 
 B)False

Question 17

Use the following table to answer the question(s) below.
  
-Close tolerances are required in the manufacturing section of an automotive parts business. Since the customers demand quality, the owner wants to monitor the operation closely using statistical process control. After taking 8 samples of size 4, the owner finds himself with the data in the table above. What is the center line for a chart that will monitor process dispersion?

Accepted Answer

A)  0.45 
B)  0.30 
C)  0.00 
D)  0.75 
E)  cannot be determined from the information given 
A)  0.45 
B)  0.30 
C)  0.00 
D)  0.75 
E)  cannot be determined from the information given

Question 18

The ________ chart is used in monitoring process dispersion.

Accepted Answer

A)   $ \bar{x} $ chart 
B)  c chart 
C)  p chart 
D)  R chart 
E)  X chart 
A)   $ \bar{x} $ chart 
B)  c chart 
C)  p chart 
D)  R chart 
E)  X chart

Question 19

Variation within the data in a ________ subgroup can provide a yardstick for computing limits on the standard variation between subgroups.

Accepted Answer

A)  process 
B)  variable 
C)  primary 
D)  stable 
E)  rational 
A)  process 
B)  variable 
C)  primary 
D)  stable 
E)  rational

Question 20

The lower limit of R is zero for sample sizes less than or equal to six.

Accepted Answer

A) True 
 B)False

Which of the following is an example of a variables chart?

A(n) ________ is an either-or-situation resulting from a binomial process.

Samples can be ________ according to time or according to sequence.

Producer's risk is the probability that a nonconforming product will be available for sale.

The ________ is often used where variation in a process is small.

Process stability means that the variation we observe in the process is ________ variation.

Random variation results from an event such as a shift in a process mean or some unexpected occurrence.

An attribute is a continuous measurement such as weight, height, or volume.

The cusum chart is used for monitoring variables and measurement on a continuous scale.

A process is capable if only common variation is present in the process.

What is the first step in developing process control charts?

Which of the following is an example of an attributes chart?

________ happens when statistical quality analysis fails to result in the scrapping or reworking of a defective product.

The R chart is a process chart used to monitor the average of the characteristic being measured.

The ________ chart is used in monitoring process dispersion.

Variation within the data in a ________ subgroup can provide a yardstick for computing limits on the standard variation between subgroups.

The lower limit of R is zero for sample sizes less than or equal to six.

Differing Perspectives on Quality

Quality Theory

Global Supply Chain Quality and International Quality Standards

Strategic Quality Planning

The Voice of the Customer

The Voice of the Market

Quality and Innovation in Product and Process Design

Designing Quality Services

Managing Supplier Quality in the Supply Chain

The Tools of Quality

Statistically Based Quality Improvement for Attributes

Six Sigma Management and Lean Tools

Managing Quality Improvement Teams and Projects

Implementing and Validating the Quality System

Filters

Exam 11: Statistically Based Quality Improvement for Variables

Which of the following is an example of a variables chart?

A(n) ________ is an either-or-situation resulting from a binomial process.

Samples can be ________ according to time or according to sequence.

Producer's risk is the probability that a nonconforming product will be available for sale.

The ________ is often used where variation in a process is small.

Process stability means that the variation we observe in the process is ________ variation.

Random variation results from an event such as a shift in a process mean or some unexpected occurrence.

An attribute is a continuous measurement such as weight, height, or volume.

The cusum chart is used for monitoring variables and measurement on a continuous scale.

A process is capable if only common variation is present in the process.

What is the first step in developing process control charts?

Which of the following is an example of an attributes chart?

________ happens when statistical quality analysis fails to result in the scrapping or reworking of a defective product.

The R chart is a process chart used to monitor the average of the characteristic being measured.

The ________ chart is used in monitoring process dispersion.

Variation within the data in a ________ subgroup can provide a yardstick for computing limits on the standard variation between subgroups.

The lower limit of R is zero for sample sizes less than or equal to six.

Differing Perspectives on Quality

Quality Theory

Global Supply Chain Quality and International Quality Standards

Strategic Quality Planning

The Voice of the Customer

The Voice of the Market

Quality and Innovation in Product and Process Design

Designing Quality Services

Managing Supplier Quality in the Supply Chain

The Tools of Quality

Statistically Based Quality Improvement for Attributes

Six Sigma Management and Lean Tools

Managing Quality Improvement Teams and Projects

Implementing and Validating the Quality System

Filters