Question 1

If the learning curve for a process is 80 percent,that same process has a 20 percent ________.

Accepted Answer

The answer of If the learning curve for a process...

Question 2

The learning rate for a product is 90 percent.The first unit took 10 hours to complete.The manufacturer wants to determine how many hours the fourth unit will take by using the formula approach.What is the coefficient b for that calculation?

Accepted Answer

A) -.1053 
B) -.1520 
C) -.3219 
D) .6931 
E) 8.1 
A) -.1053 
B) -.1520 
C) -.3219 
D) .6931 
E) 8.1

Question 3

Companies pursuing a learning curve strategy MUST increase which of the following?

Accepted Answer

A) employee training 
B) costs 
C) quality 
D) volume 
E) all of the above 
A) employee training 
B) costs 
C) quality 
D) volume 
E) all of the above

Question 4

Which of the following statements regarding the usefulness of learning curves is FALSE?

Accepted Answer

A) An external use of learning curves is in supply chain negotiations. 
B) A strategic use of learning curves is in evaluating company and industry performance. 
C) An internal use of learning curves is in establishing costs. 
D) An internal use of learning curves is in labor forecasting. 
E) A strategic use of learning curves is in establishing budgets. 
A) An external use of learning curves is in supply chain negotiations. 
B) A strategic use of learning curves is in evaluating company and industry performance. 
C) An internal use of learning curves is in establishing costs. 
D) An internal use of learning curves is in labor forecasting. 
E) A strategic use of learning curves is in establishing budgets.

Question 5

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 6

What problems in scheduling can arise if adjustments for learning curve effects in operations are not made?

Accepted Answer

Labor and productive facilitie

Question 7

The first unit took 10 hours and the eighth unit took 1.25 hours.What is the learning curve?

Accepted Answer

A) 50% 
B) 90% 
C) 80% 
D) 12.5% 
E) none of the above 
A) 50% 
B) 90% 
C) 80% 
D) 12.5% 
E) none of the above

Question 8

Your firm has a contract to make 20 specialty lenses for night vision equipment.The first one took 40 hours.Learning is expected at the 85% learning curve.How long will it take to finish all 20 units?

Accepted Answer

The best solution method uses

Question 9

When comparing a 70% learning curve versus a 90% learning curve,which one results in a more rapid reduction in labor requirements? Why?

Accepted Answer

Learning curves are defined in terms of

Question 10

A defense contractor has just started producing turbines for a new government contract.The first turbine took 7000 hours to produce.If the learning curve is 90%,how long will it take to produce the 10th turbine? (Use at least three decimals in the exponent if you use the formula approach. )

Accepted Answer

A) less than 4800 hours 
B) from 4800 to 4900 hours 
C) from 4900 to 5000 hours 
D) from 5000 to 5100 hours 
E) over 5100 hours 
A) less than 4800 hours 
B) from 4800 to 4900 hours 
C) from 4900 to 5000 hours 
D) from 5000 to 5100 hours 
E) over 5100 hours

Question 11

The first unit took 10 hours and the fourth unit 8.1 hours.What is the improvement rate?

Accepted Answer

A) 99% 
B) 95% 
C) 90% 
D) 15% 
E) 10% 
A) 99% 
B) 95% 
C) 90% 
D) 15% 
E) 10%

Question 12

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

Accepted Answer

The improvement is 46/79 = 0.5

Question 13

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 14

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 15

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) 15.7 hours 
E) There is not enough information to solve the problem. 
A) 10 hours 
B) 8 hours 
C) 18 hours 
D) 15.7 hours 
E) There is not enough information to solve the problem.

Question 16

A product was priced assuming an 80% learning curve.How much extra labor (in $)will be required on the 4th product if the learning curve is actually 90%? Assume that the first unit cost $100 to produce.

Accepted Answer

With 80% learning,the 4th item

Question 17

The learning curve for a product is 80 percent.The first unit took 100 hours to complete.The manufacturer wants to determine how many hours the fifth unit will take by using the formula approach.What is the coefficient b for that calculation?

Accepted Answer

A) -.0969 
B) -.2231 
C) -.3219 
D) .80 
E) 1.903 
A) -.0969 
B) -.2231 
C) -.3219 
D) .80 
E) 1.903

Question 18

"By tradition,learning curves are defined in terms of the complements of their improvement rates." Explain.

Accepted Answer

The improvement in labor usage might be

Question 19

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 20

The first unit of a product took 832 hours to build,and the learning curve is 75%.How long will it take to make the 30th unit? (Use at least three decimals in the exponent if you use the formula approach. )

Accepted Answer

A) less than 200 hours 
B) from 200 to 225 hours 
C) from 225 to 250 hours 
D) from 2501 to 275 hours 
E) 275 or more hours 
A) less than 200 hours 
B) from 200 to 225 hours 
C) from 225 to 250 hours 
D) from 2501 to 275 hours 
E) 275 or more hours

Exam 26: Learning Curves

If the learning curve for a process is 80 percent,that same process has a 20 percent ________.

The learning rate for a product is 90 percent.The first unit took 10 hours to complete.The manufacturer wants to determine how many hours the fourth unit will take by using the formula approach.What is the coefficient b for that calculation?

Companies pursuing a learning curve strategy MUST increase which of the following?

Which of the following statements regarding the usefulness of learning curves is FALSE?

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.

What problems in scheduling can arise if adjustments for learning curve effects in operations are not made?

The first unit took 10 hours and the eighth unit took 1.25 hours.What is the learning curve?

Your firm has a contract to make 20 specialty lenses for night vision equipment.The first one took 40 hours.Learning is expected at the 85% learning curve.How long will it take to finish all 20 units?

When comparing a 70% learning curve versus a 90% learning curve,which one results in a more rapid reduction in labor requirements? Why?

A defense contractor has just started producing turbines for a new government contract.The first turbine took 7000 hours to produce.If the learning curve is 90%,how long will it take to produce the 10th turbine? (Use at least three decimals in the exponent if you use the formula approach. )

The first unit took 10 hours and the fourth unit 8.1 hours.What is the improvement rate?

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

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.

A 100% learning curve implies that:

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?

A product was priced assuming an 80% learning curve.How much extra labor (in $)will be required on the 4th product if the learning curve is actually 90%? Assume that the first unit cost $100 to produce.

The learning curve for a product is 80 percent.The first unit took 100 hours to complete.The manufacturer wants to determine how many hours the fifth unit will take by using the formula approach.What is the coefficient b for that calculation?

"By tradition,learning curves are defined in terms of the complements of their improvement rates." Explain.

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?

The first unit of a product took 832 hours to build,and the learning curve is 75%.How long will it take to make the 30th unit? (Use at least three decimals in the exponent if you use the formula approach. )

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