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Exam 11: Learning Curves

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Question 1

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Learning curves cannot be used if the labour time for the first unit is unknown.

A) True
B) False

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Question 2

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On a log-log graph,learning curves appear as:

A) upward-curving lines.
B) downward-curving lines.
C) straight lines.
D) lines which increase at a decreasing rate.
E) lines which decrease at a decreasing rate.

F) A) and B)
G) A) and C)

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Question 3

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The learning percentage can be determined from a learning curve table.

Learning curves can be used to understand how direct labour costs per unit can be expected to decrease as more units are produced.

A job has an 80% learning curve.If the first unit took 40 hours to complete,the fourth unit should take roughly how many hours?

A manager wants to analyze the learning curve associated with producing one of his company's products.Accordingly,he has gathered the following data: Approximately how long will it take to produce the tenth unit?

The fact that human activities typically improve when they are done on a repetitive basis is described by a:

Which of the following conveys the essence of learning curves?

A manager wants to analyze the learning curve associated with producing one of his company's products.Accordingly,he has gathered the following data: How long did it take to produce the first unit?

If an 80% curve is appropriate for a task and the first unit takes ten hours,the average time for the first two units would be eight hours.

Learning percentages can not be determined from:

It took exactly 10 hours to produce the first widget on a 100 percent learning curve.The second widget will take how many hours to produce?

Developing work assignments in a job shop in a certain firm has a learning curve of 80 percent.If the second set of assignments takes 12 minutes,determine the length of time required for the following: (i)the fifth set (ii)sets 3,4,and 5 together

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 8.8 hours,respectively.What is the expected time required to produce the 40^th unit?

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 8.8 hours,respectively.What is the appropriate learning curve?

A 98% learning curve implies an exceptionally rapid rate of improvement.

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 8.8 hours,respectively.If the contract is cancelled after the first 20 units,approximately how much of the expected total direct labour will have been expended to that point?

According to learning curve theory,for certain kinds of tasks the indirect labour time or cost per unit decreases as the number of units increases.

A learning percentage of 98% implies 2% learning.

Unit times for a job exhibit a learning effect.If the 2^nd unit took 30 hours,and the 4^th unit took 21 hours,roughly how many hours would you estimate the 3^rd unit took?