Question 1

The earliest application of learning curves appears in the work of architect Frank Lloyd Wright.

Accepted Answer

A) True 
 B)False

Question 2

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 3

Using the arithmetic concept determine how long it will take to make the 64th unit of a product if it took 1 hour to complete the first product with a 50% learning rate.

Accepted Answer

2^X = 64 => X = 6
Thus the tim

Question 4

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 5

A 90% learning curve implies that each time the production volume is doubled the direct time per unit is reduced to 90% of its previous value.

Accepted Answer

A) True 
 B)False

Question 6

A company is preparing a bid on a government contract for 40 units of a certain product.The operations manager estimates the assembly time required for the first two units to be 10.4 hours and 8.3 hours,respectively.
a.What is the appropriate learning curve?
b.What is the average time per unit for the 40 units?
c.Which unit,if any,will require approximately one-half the time of the first unit?

Accepted Answer

(a)The learning rate is 8.3/10.4 = 0.798

Question 7

The ________ is the simplest approach to learning curve problems.

Accepted Answer

The answer of The ________ is the simplest approach to...

Question 8

A job with a 90% learning curve required 20 hours for the initial unit.The fourth unit should require approximately how many hours?

Accepted Answer

A) 16.0 
B) 16.2 
C) 18.0 
D) 20.0 
E) 54.2 
A) 16.0 
B) 16.2 
C) 18.0 
D) 20.0 
E) 54.2

Question 9

The learning curve coefficient approach may be simpler to use than the logarithmic approach,but it requires the presence of a table of learning coefficients.

Accepted Answer

A) True 
 B)False

Question 10

The earliest industrial application of learning curves came from a report by ________.

Accepted Answer

The answer of The earliest industrial application of learning curves...

Question 11

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 12

Suppose that there are two products with the same first product time.However,product A has an improvement rate of 10% while product B has an improvement rate of 20%.How much longer will it take to make the 10th unit of product A compared to product B?

Accepted Answer

A) Both will have the identical time for the 10th unit. 
B) A will take 48% more time. 
C) A will take 48% less time. 
D) A will take 23% less time. 
E) A will take 23% more time. 
A) Both will have the identical time for the 10th unit. 
B) A will take 48% more time. 
C) A will take 48% less time. 
D) A will take 23% less time. 
E) A will take 23% more time.

Question 13

Learning curves can be applied to a variety of purposes internal to a firm,including

Accepted Answer

A) labour forecasting. 
B) scheduling. 
C) establishing costs. 
D) establishing budgets. 
E) all of these. 
A) labour forecasting. 
B) scheduling. 
C) establishing costs. 
D) establishing budgets. 
E) all of these.

Question 14

A small manufacturer builds wooden pleasure boats in a craftsman manner by traditional labour-intensive methods.The first boat is estimated to take 650 hours of skilled labour,which cost $40 per hour.They currently have three workers that can work 2,000 hours a year.They assume that there is a 90% learning rate.How many boats can they make in their first year?

Accepted Answer

The number of hours available for the fi

Question 15

Which of the following best conveys the essence of learning curves?

Accepted Answer

A) As the number of repetitions increases,time per unit increases. 
B) As the number of repetitions decreases,time per unit increases. 
C) As the number of repetitions increases,time per unit decreases. 
D) As the number of repetitions increases,time per unit remains constant. 
E) As the number of repetitions increases,time per unit doubles. 
A) As the number of repetitions increases,time per unit increases. 
B) As the number of repetitions decreases,time per unit increases. 
C) As the number of repetitions increases,time per unit decreases. 
D) As the number of repetitions increases,time per unit remains constant. 
E) As the number of repetitions increases,time per unit doubles.

Question 16

The first product took 10 hours to build and the learning curve is estimated to be 90%.How long with it take to make the fourth unit?

Accepted Answer

A) 10 hours 
B) 9 hours 
C) 8.1 hours 
D) 7.5 hours 
E) 7.0 hours 
A) 10 hours 
B) 9 hours 
C) 8.1 hours 
D) 7.5 hours 
E) 7.0 hours

Question 17

In addition to labour,to which other variables have learning curves been applied?

Accepted Answer

The text cites materials and p

Question 18

Which of the following statements is most appropriate with respect to a 70% learning curve?

Accepted Answer

A) There will be a 70% decrease in direct labour per unit each time the production volume doubles. 
B) Each successive unit of production will take 70% of the direct labour of the previous unit. 
C) There will be a 30% decrease in direct labour per unit each time production volume doubles. 
D) Thirty percent of the production will be defective until full learning takes place. 
E) Seventy percent of the workforce is fully educated. 
A) There will be a 70% decrease in direct labour per unit each time the production volume doubles. 
B) Each successive unit of production will take 70% of the direct labour of the previous unit. 
C) There will be a 30% decrease in direct labour per unit each time production volume doubles. 
D) Thirty percent of the production will be defective until full learning takes place. 
E) Seventy percent of the workforce is fully educated.

Question 19

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 20

Learning curves (or experience curves)were first applied to industry by ________ who was studying ________.

Accepted Answer

A) Frank Lloyd Wright;architecture 
B) Frank Gilbreth;worker efficiency 
C) T.P.Wright;air frame manufacture 
D) Lillian Gilbreth;factory efficiency 
E) Frederick W.Taylor;scientific management 
A) Frank Lloyd Wright;architecture 
B) Frank Gilbreth;worker efficiency 
C) T.P.Wright;air frame manufacture 
D) Lillian Gilbreth;factory efficiency 
E) Frederick W.Taylor;scientific management

Exam 25: Learning Curves

The earliest application of learning curves appears in the work of architect Frank Lloyd Wright.

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

Using the arithmetic concept determine how long it will take to make the 64th unit of a product if it took 1 hour to complete the first product with a 50% learning rate.

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?

A 90% learning curve implies that each time the production volume is doubled the direct time per unit is reduced to 90% of its previous value.

The ________ is the simplest approach to learning curve problems.

A job with a 90% learning curve required 20 hours for the initial unit.The fourth unit should require approximately how many hours?

The learning curve coefficient approach may be simpler to use than the logarithmic approach,but it requires the presence of a table of learning coefficients.

The earliest industrial application of learning curves came from a report by ________.

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

Suppose that there are two products with the same first product time.However,product A has an improvement rate of 10% while product B has an improvement rate of 20%.How much longer will it take to make the 10th unit of product A compared to product B?

Learning curves can be applied to a variety of purposes internal to a firm,including

Which of the following best conveys the essence of learning curves?

The first product took 10 hours to build and the learning curve is estimated to be 90%.How long with it take to make the fourth unit?

In addition to labour,to which other variables have learning curves been applied?

Which of the following statements is most appropriate with respect to a 70% learning curve?

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

Learning curves (or experience curves)were first applied to industry by ________ who was studying ________.

Operations and Productivity

Operations Strategy in a Global Environment

Project Management

Forecasting

Sustainability in the Supply Chain and Design of Goods and Services

Managing Quality

Process Strategy and Sustainability

Location Strategies

Layout Strategies

Human Resources,job Design,and Work Measurement

Supply-Chain Management

Inventory Management

Aggregate Planning

Material Requirements Planning Mrpand ERP

Short-Term Scheduling

Jit and Lean Operations

Maintenance and Reliability

Statistical Process Control

Capacity and Constraint Management

Supply Chain Management Analytics

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Simulation

Filters

Learning curves (or experience curves)were first applied to industry by who was studying .