Question 1

Three of the four types of processes are:

Accepted Answer

A)  goods, services, and hybrids. 
B)  manual, automated, and service. 
C)  process focus, repetitive focus, and product focus. 
D)  modular, continuous, and technological. 
E)  input, transformation, and output. 
A)  goods, services, and hybrids. 
B)  manual, automated, and service. 
C)  process focus, repetitive focus, and product focus. 
D)  modular, continuous, and technological. 
E)  input, transformation, and output.

Question 2

An example of the postponement strategy for improving service productivity is having the customer wait until you have sufficient time to serve the customer.

Accepted Answer

A) True 
 B)False

Question 3

Individual measurements, not averages of small samples, are generally used in statistical process control.

Accepted Answer

A) True 
 B)False

Question 4

Consumer's risk is the probability of:

Accepted Answer

A)  accepting a good lot. 
B)  rejecting a good lot. 
C)  rejecting a bad lot. 
D)  accepting a bad lot. 
E)  none of these. 
A)  accepting a good lot. 
B)  rejecting a good lot. 
C)  rejecting a bad lot. 
D)  accepting a bad lot. 
E)  none of these.

Question 5

The specifications for a manifold gasket that installs between two engine parts calls for a thickness of 2.500 mm ± .020 mm. The standard deviation of the process is estimated to be 0.004 mm. The process is currently operating at a mean thickness of 2.50 mm. (a) What are the upper and lower specification limits for this product? (b) What is the Cp for this process? (c) The purchaser of these parts requires a capability index of 1.50. Is this process capable? Is this process good enough for the supplier? (d) If the process mean were to drift from its setting of 2.500 mm to a new mean of 2.497, would the process still be good enough for the supplier's needs?

Accepted Answer

(a) LSL = 2.48 mm, USL = 2.52 mm. (b) Cp

Question 6

If the Cp value suggests a capable process, the Cpk value for the same process will also suggest a capable process.

Accepted Answer

A) True 
 B)False

Question 7

Value-stream mapping:

Accepted Answer

A)  is a variation of time-function mapping. 
B)  examines the supply chain to determine where value is added. 
C)  extends time function mapping back to the supplier. 
D)  starts with the customer and works backwards. 
E)  All of these are true. 
A)  is a variation of time-function mapping. 
B)  examines the supply chain to determine where value is added. 
C)  extends time function mapping back to the supplier. 
D)  starts with the customer and works backwards. 
E)  All of these are true.

Question 8

Time-function mapping is a flowchart with time added to the horizontal axis.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is FALSE regarding repetitive processes?

Accepted Answer

A)  They use modules. 
B)  They allow easy switching from one product to the other. 
C)  They are the classic assembly lines. 
D)  They have more structure and less flexibility than a job shop layout. 
E)  They include the assembly of basically all automobiles. 
A)  They use modules. 
B)  They allow easy switching from one product to the other. 
C)  They are the classic assembly lines. 
D)  They have more structure and less flexibility than a job shop layout. 
E)  They include the assembly of basically all automobiles.

Question 10

A(n) ________ uses an automated work cell controlled by electronic signals from a common centralized computer facility.

Accepted Answer

flexible m

Question 11

Kirstin is thinking about opening a Chinese restaurant and needs to buy a rice cooker. Machine A has fixed costs of $100 and variable costs of $1/pound. Machine B has fixed costs of $500 and variable costs of $0.10/pound. If Kirstin plans to sell 1000 pounds of rice, which machine should she choose? What is the crossover point?

Accepted Answer

Machine A costs 100 + 1(1000)

Question 12

Provide an example of the postponement strategy for improving service productivity.

Accepted Answer

The postponement strategy refers to cust

Question 13

Jus de Fruit Co. has set up for automated production of its new bottled Triple Berry Colada. Five samples were taken during the first week of production. The OM team wants to check if the dispersion of the process is in control. What will be the upper and lower control limits, respectively?

Accepted Answer

A)  21.13 and 18.67 
B)  3.09 and 0 
C)  20.59 and 19.21 
D)  2.54 and 0 
E)  21.1 and 18.7 
A)  21.13 and 18.67 
B)  3.09 and 0 
C)  20.59 and 19.21 
D)  2.54 and 0 
E)  21.1 and 18.7

Question 14

The upper and lower limits for diving ring diameters made by John's Swimming Co. are 40 and 39 cm., respectively. John took 11 samples with the following average diameters (39, 39.1, 39.2, 39.3, 39.4, 39.5 39.6, 39.7, 39.8, 39.9, 40). Is the process in control?

Accepted Answer

A)  Yes, no diameters exceeded the control limits. 
B)  No, some diameters exceeded the control limits. 
C)  No, there is a distinguishable pattern to the samples. 
D)  No, the range is not in control. 
E)  There is not enough information to make a decision. 
A)  Yes, no diameters exceeded the control limits. 
B)  No, some diameters exceeded the control limits. 
C)  No, there is a distinguishable pattern to the samples. 
D)  No, the range is not in control. 
E)  There is not enough information to make a decision.

Question 15

The specifications for a manifold gasket that installs between two engine parts calls for a thickness of 2.500 mm ± .030 mm. The standard deviation of the process is estimated to be 0.004 mm. The process is currently operating at a mean thickness of 2.50 mm. (a) What are the upper and lower specification limits for this product? (b) What is the Cp for this process? (c) About what percent of all units of this gasket will meet specifications? Does this meet the technical definition of Six Sigma?

Accepted Answer

(a) LSL = 2.47 mm, USL = 2.53 mm. (b) Cp

Question 16

A p-chart is appropriate to plot the number of typographic errors per page of text.

Accepted Answer

A) True 
 B)False

Question 17

Briefly explain what the Central Limit Theorem has to do with control charts.

Accepted Answer

It provides the theoretical foundation f

Question 18

Which of the following is TRUE regarding the process capability index Cpk?

Accepted Answer

A)  A Cpk index value of 1 is the highest possible. 
B)  The larger the Cpk, the fewer units meet specifications. 
C)  The Cpk index can only be used when the process centerline is also the specification centerline. 
D)  Positive values of the Cpk index are good; negative values are bad. 
E)  Its value will always be less than or equal to the Cp value for the same process. 
A)  A Cpk index value of 1 is the highest possible. 
B)  The larger the Cpk, the fewer units meet specifications. 
C)  The Cpk index can only be used when the process centerline is also the specification centerline. 
D)  Positive values of the Cpk index are good; negative values are bad. 
E)  Its value will always be less than or equal to the Cp value for the same process.

Question 19

Which of the following businesses uses a product-focused approach?

Accepted Answer

A)  Shouldice Hospital 
B)  fine-dining restaurants 
C)  Arnold Palmer Hospital 
D)  Spotify 
E)  Ping Inc. 
A)  Shouldice Hospital 
B)  fine-dining restaurants 
C)  Arnold Palmer Hospital 
D)  Spotify 
E)  Ping Inc.

Three of the four types of processes are:

An example of the postponement strategy for improving service productivity is having the customer wait until you have sufficient time to serve the customer.

Individual measurements, not averages of small samples, are generally used in statistical process control.

Consumer's risk is the probability of:

If the Cp value suggests a capable process, the C_pk value for the same process will also suggest a capable process.

Value-stream mapping:

Time-function mapping is a flowchart with time added to the horizontal axis.

Which of the following is FALSE regarding repetitive processes?

A(n) ________ uses an automated work cell controlled by electronic signals from a common centralized computer facility.

Provide an example of the postponement strategy for improving service productivity.

Jus de Fruit Co. has set up for automated production of its new bottled Triple Berry Colada. Five samples were taken during the first week of production. The OM team wants to check if the dispersion of the process is in control. What will be the upper and lower control limits, respectively?

The upper and lower limits for diving ring diameters made by John's Swimming Co. are 40 and 39 cm., respectively. John took 11 samples with the following average diameters (39, 39.1, 39.2, 39.3, 39.4, 39.5 39.6, 39.7, 39.8, 39.9, 40). Is the process in control?

A p-chart is appropriate to plot the number of typographic errors per page of text.

Briefly explain what the Central Limit Theorem has to do with control charts.

Which of the following is TRUE regarding the process capability index C_pk?

Which of the following businesses uses a product-focused approach?

Operations and Productivity

Operations Strategy in a Global Environment

Project Management

Forecasting

Design of Goods and Services

Managing Quality

Location Strategies

Human Resources, Job Design, and Work Measurement

Supply Chain Management

Inventory Management

Aggregate Planning and Sop

Material Requirements Planning Mrp and Erp

Short-Term Scheduling

Lean Operations

Maintenance and Reliability

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Learning Curves

Simulation

Applying Analytics to Big Data in Operations Management

Filters

Exam 7: Process Strategies

Three of the four types of processes are:

An example of the postponement strategy for improving service productivity is having the customer wait until you have sufficient time to serve the customer.

Individual measurements, not averages of small samples, are generally used in statistical process control.

Consumer's risk is the probability of:

If the Cp value suggests a capable process, the Cpk value for the same process will also suggest a capable process.

Value-stream mapping:

Time-function mapping is a flowchart with time added to the horizontal axis.

Which of the following is FALSE regarding repetitive processes?

A(n) ________ uses an automated work cell controlled by electronic signals from a common centralized computer facility.

Provide an example of the postponement strategy for improving service productivity.

Jus de Fruit Co. has set up for automated production of its new bottled Triple Berry Colada. Five samples were taken during the first week of production. The OM team wants to check if the dispersion of the process is in control. What will be the upper and lower control limits, respectively?

The upper and lower limits for diving ring diameters made by John's Swimming Co. are 40 and 39 cm., respectively. John took 11 samples with the following average diameters (39, 39.1, 39.2, 39.3, 39.4, 39.5 39.6, 39.7, 39.8, 39.9, 40). Is the process in control?

A p-chart is appropriate to plot the number of typographic errors per page of text.

Briefly explain what the Central Limit Theorem has to do with control charts.

Which of the following is TRUE regarding the process capability index Cpk?

Which of the following businesses uses a product-focused approach?

Operations and Productivity

Operations Strategy in a Global Environment

Project Management

Forecasting

Design of Goods and Services

Managing Quality

Location Strategies

Human Resources, Job Design, and Work Measurement

Supply Chain Management

Inventory Management

Aggregate Planning and Sop

Material Requirements Planning Mrp and Erp

Short-Term Scheduling

Lean Operations

Maintenance and Reliability

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Learning Curves

Simulation

Applying Analytics to Big Data in Operations Management

Filters

If the Cp value suggests a capable process, the C_pk value for the same process will also suggest a capable process.

Which of the following is TRUE regarding the process capability index C_pk?