Question 1

The first unit took 10 hours and the fourth unit took 8.1 hours to complete.What is the learning curve?

Accepted Answer

A) 100% 
B) 99% 
C) 95% 
D) 90% 
E) 80% 
A) 100% 
B) 99% 
C) 95% 
D) 90% 
E) 80%

Question 2

Learning curves can only be applied to labour.

Accepted Answer

A) True 
 B)False

Question 3

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 10th unit? (Use at least three decimals in the exponent if you use the logarithmic approach. )

Accepted Answer

A) less than 250 hours 
B) from 251 to 275 hours 
C) from 276 to 300 hours 
D) from 301 to 325 hours 
E) 325 or more hours 
A) less than 250 hours 
B) from 251 to 275 hours 
C) from 276 to 300 hours 
D) from 301 to 325 hours 
E) 325 or more hours

Question 4

The learning curve in the steel industry and the learning curve in heart transplant operations have both been estimated at 79%.

Accepted Answer

A) True 
 B)False

Question 5

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) 25% 
A) 50% 
B) 90% 
C) 80% 
D) 12.5% 
E) 25%

Question 6

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 7

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 in the text. )

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 8

What cautions are in order when using learning curves?

Accepted Answer

The cautions when using learning curves

Question 9

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) none of the above 
A) 99% 
B) 95% 
C) 90% 
D) 15% 
E) none of the above

Question 10

It took 60 hours to make the first unit of a product.After the second and third units were made,the learning curve was estimated to be 80%.At $10 per hour,estimate the labour bill for the fourth unit.(Use at least three decimals in the exponent if you use the logarithmic approach. )

Accepted Answer

A) $400 or less 
B) from $400 to $420 
C) from $420 to $440 
D) from $1800 to $2000 
E) over $2000 
A) $400 or less 
B) from $400 to $420 
C) from $420 to $440 
D) from $1800 to $2000 
E) over $2000

Question 11

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

Accepted Answer

The improvement in labour usage might be

Question 12

A contractor builds large ships for the Department of Defence.A recent contract called for 12 amphibious landing platforms.It was originally estimated that the first of these would cost $1 billion and that 80% learning would be appropriate.In fact,the first ship cost $1.6 billion and the second $1.12 billion.What is the revised learning rate? What will be the total cost of the twelve ships? Is it higher or lower than the original estimates? If the defence department cuts the contract from 12 ships to 9,what happens to the average cost per ship?

Accepted Answer

The original estimates called for $1 bil

Question 13

A metal works fabricator is about to release a new model of his firm's copper sculpture and fountain.The operations manager estimates that this product is subject to a 90% learning rate on labour only-the material bill is not affected by experience.The firm prices its work based on cost-the sum of materials plus 30% and labour plus 50%.(This allows the firm to practice a little "demand management" for its very popular works. )The first item has already been finished;the material bill was $800 and labour totalled 40 hours.The firm pays its metalworking artisans an average of $18 per hour.What should be the asking price of the first unit? The second?

Accepted Answer

Based on the pricing formula,the first u

Question 14

Your firm has expertise with a special type of hand-finished furniture.The learning rate is known to be 82%.If the first piece of furniture took 6 hours,how long will it take to do the second? How long will it take to do the fourth?

Accepted Answer

Use the successive doubling (a

Question 15

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.

Question 16

Which of the following is representative of a firm pursuing a learning curve strategy?

Accepted Answer

A) aggressive pricing policy 
B) focus on productivity improvement 
C) building on shared experience 
D) keeping capacity growing ahead of demand 
E) all of the above 
A) aggressive pricing policy 
B) focus on productivity improvement 
C) building on shared experience 
D) keeping capacity growing ahead of demand 
E) all of the above

Question 17

The second unit of production took 9 hours.If the learning curve is 90% how long did the first unit take?

Accepted Answer

A) 9 hours 
B) 10 hours 
C) 8.1 hours 
D) 8.5 hours 
E) 8.8 hours 
A) 9 hours 
B) 10 hours 
C) 8.1 hours 
D) 8.5 hours 
E) 8.8 hours

Question 18

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

Accepted Answer

Labour and productive faciliti

Question 19

Learning curves are based on the premise that people and organizations become better at their tasks as the tasks are repeated.

Accepted Answer

A) True 
 B)False

Question 20

The fourth unit of production took 80 minutes while the ninth unit of production took 50 minutes.How long did the first unit take?

Accepted Answer

T(1)= 80/(4^b)= 50/(

Exam 25: Learning Curves

The first unit took 10 hours and the fourth unit took 8.1 hours to complete.What is the learning curve?

Learning curves can only be applied to labour.

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 10th unit? (Use at least three decimals in the exponent if you use the logarithmic approach. )

The learning curve in the steel industry and the learning curve in heart transplant operations have both been estimated at 79%.

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

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

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 in the text. )

What cautions are in order when using learning curves?

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

It took 60 hours to make the first unit of a product.After the second and third units were made,the learning curve was estimated to be 80%.At $10 per hour,estimate the labour bill for the fourth unit.(Use at least three decimals in the exponent if you use the logarithmic approach. )

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

Your firm has expertise with a special type of hand-finished furniture.The learning rate is known to be 82%.If the first piece of furniture took 6 hours,how long will it take to do the second? How long will it take to do the fourth?

A 100% learning curve implies that

Which of the following is representative of a firm pursuing a learning curve strategy?

The second unit of production took 9 hours.If the learning curve is 90% how long did the first unit take?

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

Learning curves are based on the premise that people and organizations become better at their tasks as the tasks are repeated.

The fourth unit of production took 80 minutes while the ninth unit of production took 50 minutes.How long did the first unit take?

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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 in the text. )