Question 1

Which of the following statements comparing learning curve rates (L)to improvement rates is TRUE?

Accepted Answer

A) The learning curve rate is the same as the improvement rate. 
B) The learning curve rate is a decimal value while the improvement rate is a percentage. 
C) A 90 percent learning curve corresponds to a 10 percent rate of improvement. 
D) Learning curve rates apply to labor only,while improvement rates apply to all resources. 
E) "Learning curve rates" is American usage,while "improvement rates" is British. 
A) The learning curve rate is the same as the improvement rate. 
B) The learning curve rate is a decimal value while the improvement rate is a percentage. 
C) A 90 percent learning curve corresponds to a 10 percent rate of improvement. 
D) Learning curve rates apply to labor only,while improvement rates apply to all resources. 
E) "Learning curve rates" is American usage,while "improvement rates" is British.

Question 2

If the first unit in a series of units takes 200 days to complete,and the learning curve is 80%,then the second unit will take 160 days.

Accepted Answer

A) True 
 B)False

Question 3

________ are based on the premise that people and organizations get better at their tasks as the tasks are repeated.

Accepted Answer

The answer of ________ are based on the premise that...

Question 4

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 labor time takes place each time the production is doubled. 
D) no learning is taking place. 
E) None of the above is true. 
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 labor time takes place each time the production is doubled. 
D) no learning is taking place. 
E) None of the above is true.

Question 5

Reevaluation of learning curves is inappropriate.

Accepted Answer

A) True 
 B)False

Question 6

The first unit took 10 hours and the third unit took 5.68 hours.What is the improvement rate?

Accepted Answer

A) 70% 
B) 30% 
C) 50% 
D) 90% 
E) 10% 
A) 70% 
B) 30% 
C) 50% 
D) 90% 
E) 10%

Question 7

A company negotiates a price for two aircraft that includes a reduction in labor on the second aircraft consistent with a 70% learning curve.Suppose the first aircraft took 100 hours.If the improvement rate changes to 20%,how will the total time to complete both aircraft change?

Accepted Answer

A) no change 
B) -10 hours 
C) + 10 hours 
D) -50 hours 
E) + 50 hours 
A) no change 
B) -10 hours 
C) + 10 hours 
D) -50 hours 
E) + 50 hours

Question 8

Sally suspects strongly that there is a learning curve associated with solving problems assigned for operations management.She notes that it took her approximately 33 minutes to solve the first problem and 20 minutes to solve the fifth problem.
a.Estimate Sally's learning curve.
b.Using your answer from part a,estimate how much longer it will take Sally to finish the three problems that remain.

Accepted Answer

(a)Her improvement from the first to fif

Question 9

Which one of the following statements about learning curves is TRUE?

Accepted Answer

A) A learning curve assumes that the direct labor requirements per unit will DECREASE at an INCREASING rate as cumulative production increases. 
B) A larger learning curve rate implies faster (greater)learning. 
C) A learning curve graph usually follows a negative exponential curve. 
D) Learning curves can be used only for individuals,not for the whole organization. 
E) The formula describing the learning curve principle of doubling is computed differently when computing unit cost as opposed to unit time. 
A) A learning curve assumes that the direct labor requirements per unit will DECREASE at an INCREASING rate as cumulative production increases. 
B) A larger learning curve rate implies faster (greater)learning. 
C) A learning curve graph usually follows a negative exponential curve. 
D) Learning curves can be used only for individuals,not for the whole organization. 
E) The formula describing the learning curve principle of doubling is computed differently when computing unit cost as opposed to unit time.

Question 10

Describe the earliest application of learning curve concepts to industry.

Accepted Answer

T.P.Wright,working for Curtis-

Question 11

The doubling approach to learning curve calculations allows us to determine the hours required for any unit.

Accepted Answer

A) True 
 B)False

Question 12

Explain how learning curves might be applied in a scheduling application.

Accepted Answer

Learning curves can determine the total

Question 13

In the formula approach to learning curve calculations,you have used the formula TN = T1 (Nb).Your manager shows you a problem for which b is specified as -.18443.What learning curve does that value represent?

Accepted Answer

The easiest way to answer is to assume T

Question 14

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

Accepted Answer

A) labor forecasting. 
B) scheduling. 
C) establishing costs. 
D) establishing budgets. 
E) all of the above 
A) labor forecasting. 
B) scheduling. 
C) establishing costs. 
D) establishing budgets. 
E) all of the above

Question 15

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

Accepted Answer

A) True 
 B)False

Question 16

Your firm has expertise with a special type of hand-finished furniture.The learning curve is known to be 82%.If the first piece of furniture took 6 hours,estimate (using the doubling approach)how long it will take to complete the third unit.

Accepted Answer

Using the doubling approach,the second u

Question 17

The ________ is the simplest approach to learning curve problems.

Accepted Answer

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

Question 18

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 19

The first unit of a product took 50 hours to build,and the learning curve is 80%.How long will it take to make the third unit? (Use at least three decimals in the exponent if you use the formula approach.)

Accepted Answer

A) under 30 hours 
B) about 32 hours 
C) about 35 hours 
D) about 50 hours 
E) about 75 hours 
A) under 30 hours 
B) about 32 hours 
C) about 35 hours 
D) about 50 hours 
E) about 75 hours

Question 20

The Learning-Curve Coefficients table reports that for 70 percent learning,the eighth unit has a unit time value of 0.343.Verify that table entry by use of the doubling method.

Accepted Answer

Successive doubling at 70 perc

Exam 26: Learning Curves

Which of the following statements comparing learning curve rates (L)to improvement rates is TRUE?

If the first unit in a series of units takes 200 days to complete,and the learning curve is 80%,then the second unit will take 160 days.

________ are based on the premise that people and organizations get better at their tasks as the tasks are repeated.

A 100% learning curve implies that:

Reevaluation of learning curves is inappropriate.

The first unit took 10 hours and the third unit took 5.68 hours.What is the improvement rate?

A company negotiates a price for two aircraft that includes a reduction in labor on the second aircraft consistent with a 70% learning curve.Suppose the first aircraft took 100 hours.If the improvement rate changes to 20%,how will the total time to complete both aircraft change?

Which one of the following statements about learning curves is TRUE?

Describe the earliest application of learning curve concepts to industry.

The doubling approach to learning curve calculations allows us to determine the hours required for any unit.

Explain how learning curves might be applied in a scheduling application.

In the formula approach to learning curve calculations,you have used the formula TN = T1 (Nb).Your manager shows you a problem for which b is specified as -.18443.What learning curve does that value represent?

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

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

Your firm has expertise with a special type of hand-finished furniture.The learning curve is known to be 82%.If the first piece of furniture took 6 hours,estimate (using the doubling approach)how long it will take to complete the third unit.

The ________ is the simplest approach to learning curve problems.

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)

The first unit of a product took 50 hours to build,and the learning curve is 80%.How long will it take to make the third unit? (Use at least three decimals in the exponent if you use the formula approach.)

The Learning-Curve Coefficients table reports that for 70 percent learning,the eighth unit has a unit time value of 0.343.Verify that table entry by use of the doubling method.

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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)