Question 1

Experience curves are the opposite of learning curves-as one rises,the other falls.

Accepted Answer

A) True 
 B)False

Question 2

The first unit of a product took 80 work days.The learning curve is estimated to be 90%.The time for the fourth unit will be about ________ work days and the time for the first four units will be about ________ work days.(Use Table E.3)

Accepted Answer

A) 51;250 
B) 250;51 
C) 65;285 
D) 51;cannot be determined 
E) 65;cannot be determined 
A) 51;250 
B) 250;51 
C) 65;285 
D) 51;cannot be determined 
E) 65;cannot be determined

Question 3

Identify one advantage and one disadvantage of the arithmetic approach over the logarithmic approach to learning curve calculations.

Accepted Answer

Advantage: simplest approach t

Question 4

The first unit took 79 hours;the tenth took 46 hours.What learning rate is implied by the data?

Accepted Answer

The improvement is 4

Question 5

Which of the following is not a limitation of the use of learning curves?

Accepted Answer

A) Any change in personnel,design,or procedure can alter the learning curve. 
B) Time measurements on early units completed must be accurate. 
C) The culture of the workplace may alter the learning curve. 
D) Direct labour and indirect labour may not follow the same learning curves. 
E) All of these are limitations of learning curves. 
A) Any change in personnel,design,or procedure can alter the learning curve. 
B) Time measurements on early units completed must be accurate. 
C) The culture of the workplace may alter the learning curve. 
D) Direct labour and indirect labour may not follow the same learning curves. 
E) All of these are limitations of learning curves.

Question 6

A product was priced assuming an 80% learning rate.How much extra labour (in %)will be required on the 4th product if the learning rate is actually 90%?

Accepted Answer

4^-.322 = .64 4^-.15

Question 7

The first unit of production took 10 hours with an 80% learning curve.How long will it take to complete both the first and second units?

Accepted Answer

A) 10 hours 
B) 8 hours 
C) 18 hours 
D) 9 hours 
E) There is not enough information to solve the problem. 
A) 10 hours 
B) 8 hours 
C) 18 hours 
D) 9 hours 
E) There is not enough information to solve the problem.

Question 8

The first unit of a product took 50 hours to build,and the learning curve is 85%.How long will it take to make the 10th unit? (Use at least three decimals in the exponent if you use the logarithmic approach. )

Accepted Answer

A) less than 24 hours 
B) from 25 to 30 hours 
C) from 30 to 35 hours 
D) from 35 to 40 hours 
E) more than 40 hours 
A) less than 24 hours 
B) from 25 to 30 hours 
C) from 30 to 35 hours 
D) from 35 to 40 hours 
E) more than 40 hours

Question 9

If it took 1000 hours to produce the first unit of a product,and the learning curve is 70%,how long will it take to produce units 26 through 50?

Accepted Answer

A) 12,307 hours 
B) 8,404 hours 
C) 134 hours 
D) 3,903 hours 
E) 1,134 hours 
A) 12,307 hours 
B) 8,404 hours 
C) 134 hours 
D) 3,903 hours 
E) 1,134 hours

Question 10

Which of the following is a limitation of the use of learning curves?

Accepted Answer

A) Change in personnel,design,or procedure leave the learning curve unchanged. 
B) Learning curves are applicable to services as well as to manufacturing. 
C) The culture of the workplace may alter the learning curve. 
D) Direct labour and indirect labour follow the same learning curves. 
E) Applications of learning curves are of tactical,not strategic,importance. 
A) Change in personnel,design,or procedure leave the learning curve unchanged. 
B) Learning curves are applicable to services as well as to manufacturing. 
C) The culture of the workplace may alter the learning curve. 
D) Direct labour and indirect labour follow the same learning curves. 
E) Applications of learning curves are of tactical,not strategic,importance.

Question 11

A 100% learning curve implies that

Accepted Answer

A) learning is taking place for all products and workers. 
B) learning is taking place at the best possible level. 
C) a 100% reduction in the direct labour time takes place each time the production is doubled. 
D) no learning is taking place. 
E) maximum learning is taking place. 
A) learning is taking place for all products and workers. 
B) learning is taking place at the best possible level. 
C) a 100% reduction in the direct labour time takes place each time the production is doubled. 
D) no learning is taking place. 
E) maximum learning is taking place.

Experience curves are the opposite of learning curves-as one rises,the other falls.

The first unit of a product took 80 work days.The learning curve is estimated to be 90%.The time for the fourth unit will be about work days and the time for the first four units will be about work days.(Use Table E.3)

Identify one advantage and one disadvantage of the arithmetic approach over the logarithmic approach to learning curve calculations.

The first unit took 79 hours;the tenth took 46 hours.What learning rate is implied by the data?

Which of the following is not a limitation of the use of learning curves?

A product was priced assuming an 80% learning rate.How much extra labour (in %)will be required on the 4th product if the learning rate is actually 90%?

The first unit of production took 10 hours with an 80% learning curve.How long will it take to complete both the first and second units?

The first unit of a product took 50 hours to build,and the learning curve is 85%.How long will it take to make the 10th unit? (Use at least three decimals in the exponent if you use the logarithmic approach. )

If it took 1000 hours to produce the first unit of a product,and the learning curve is 70%,how long will it take to produce units 26 through 50?

Which of the following is a limitation of the use of learning curves?

A 100% learning curve implies that

Operations and Productivity

Operations Strategy in a Global Environment

Project Management

Forecasting

Design of Goods and Services

Managing Quality

Statistical Process Control

Process Strategy and Sustainability

Capacity and Constraint Management

Location Strategies

Layout Strategies

Human Resources,job Design,and Work Measurement

Supply-Chain Management

Outsourcing As a Supply-Chain Strategy

Inventory Management

Aggregate Planning

Material Requirements Planning Mrpand Erp

Short-Term Scheduling

Jit and Lean Operations

Maintenance and Reliability

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Simulation

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Exam 25: Learning Curves

Experience curves are the opposite of learning curves-as one rises,the other falls.

The first unit of a product took 80 work days.The learning curve is estimated to be 90%.The time for the fourth unit will be about ________ work days and the time for the first four units will be about ________ work days.(Use Table E.3)

Identify one advantage and one disadvantage of the arithmetic approach over the logarithmic approach to learning curve calculations.

The first unit took 79 hours;the tenth took 46 hours.What learning rate is implied by the data?

Which of the following is not a limitation of the use of learning curves?

A product was priced assuming an 80% learning rate.How much extra labour (in %)will be required on the 4th product if the learning rate is actually 90%?

The first unit of production took 10 hours with an 80% learning curve.How long will it take to complete both the first and second units?

The first unit of a product took 50 hours to build,and the learning curve is 85%.How long will it take to make the 10th unit? (Use at least three decimals in the exponent if you use the logarithmic approach. )

If it took 1000 hours to produce the first unit of a product,and the learning curve is 70%,how long will it take to produce units 26 through 50?

Which of the following is a limitation of the use of learning curves?

A 100% learning curve implies that

Operations and Productivity

Operations Strategy in a Global Environment

Project Management

Forecasting

Design of Goods and Services

Managing Quality

Statistical Process Control

Process Strategy and Sustainability

Capacity and Constraint Management

Location Strategies

Layout Strategies

Human Resources,job Design,and Work Measurement

Supply-Chain Management

Outsourcing As a Supply-Chain Strategy

Inventory Management

Aggregate Planning

Material Requirements Planning Mrpand Erp

Short-Term Scheduling

Jit and Lean Operations

Maintenance and Reliability

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Simulation

Filters

The first unit of a product took 80 work days.The learning curve is estimated to be 90%.The time for the fourth unit will be about work days and the time for the first four units will be about work days.(Use Table E.3)