Question 1

The decrease in time between the second and fourth units will be equal to the decrease in time between the first and second units.

Accepted Answer

A) True 
 B)False

Question 2

According to learning curve theory,every doubling of total output will produce a constant percentage decrease in time per unit.

Accepted Answer

A) True 
 B)False

Question 3

When the task is fairly complex and has a longer duration,improvement will occur over a larger number of repetitions.

Accepted Answer

A) True 
 B)False

Question 4

According to learning curve theory,the time reduction per unit decreases as the number of units increases.

Accepted Answer

A) True 
 B)False

Question 5

The learning percentage is the base of the power function that is fitted to the data.

Accepted Answer

A) True 
 B)False

Question 6

A job has an 80% learning curve.If the first unit took 50 hours to complete,the third unit should take roughly how many hours?

Accepted Answer

A) 40 
B) 36 
C) 35 
D) 32 
E) 10 
A) 40 
B) 36 
C) 35 
D) 32 
E) 10

Question 7

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.Which unit,if any,will require approximately one-half the time of the first unit?

Accepted Answer

A) 18th unit 
B) 19th unit 
C) 20th unit 
D) 21st unit 
E) 22nd unit 
A) 18th unit 
B) 19th unit 
C) 20th unit 
D) 21st unit 
E) 22nd unit

Question 8

If the task is short and somewhat routine; a modest amount of improvement occurs during the first few repetitions.

Accepted Answer

A) True 
 B)False

Question 9

Learning curves have little relevance for planning or scheduling of routine activities of short duration.

Accepted Answer

A) True 
 B)False

Question 10

A learning rate of 97% will produce minor decreases in completion times of the first few units.

Accepted Answer

A) True 
 B)False

Question 11

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 17 minutes to solve the fifth problem.
(i)Estimate Sally's learning percentage.
(ii)Using your answer from part a,estimate how long it will take Sally to finish the three problems which remain.

Accepted Answer

(i)T1 (unit factor 5)= T5.Since T1 and T

Question 12

To which worker would learning curves be most applicable?

Accepted Answer

A) Bus driver 
B) Punch press operator 
C) Assembly-line worker 
D) Auto service mechanic 
E) Laundromat operator 
A) Bus driver 
B) Punch press operator 
C) Assembly-line worker 
D) Auto service mechanic 
E) Laundromat operator

Question 13

A 95% learning curve indicates greater learning than a 90% learning curve.

Accepted Answer

A) True 
 B)False

Question 14

Which one of the following would learning curves probably affect the least?

Accepted Answer

A) Pricing new products 
B) Negotiated purchasing 
C) Layout analysis 
D) Scheduling 
E) Labour planning 
A) Pricing new products 
B) Negotiated purchasing 
C) Layout analysis 
D) Scheduling 
E) Labour planning

Question 15

A job is expected to have a 70 percent learning curve.The first unit has been completed in 20 hours.Accordingly,the second unit can be expected to take approximately how many hours?

Accepted Answer

A) 6 
B) 9.8 
C) 14 
D) 20 
E) 34 
A) 6 
B) 9.8 
C) 14 
D) 20 
E) 34

Question 16

Ron has noted that the first accounting problem he did in a set of similar problems took him one hour,and the ninth problem took 24 minutes.
(i)Estimate Ron's learning curve.
(ii)About how long did it take Ron to do his set of 10 problems?

Accepted Answer

(i)T1 (unit factor 9)= T9.Hence unit fac

Question 17

A job is expected to have a learning curve of 90 percent.The third unit required 16 hours.The twelfth unit should take approximately how many hours?

Accepted Answer

A) 2 
B) 4 
C) 7 
D) 10 
E) 13 
A) 2 
B) 4 
C) 7 
D) 10 
E) 13

Question 18

A job will have a learning rate of 75 percent.If the 3rd unit requires 10 hours,the 12th unit should require about this many hours:

Accepted Answer

A) 5.6 
B) 6.5 
C) 7.4 
D) 8.3 
E) 9.2 
A) 5.6 
B) 6.5 
C) 7.4 
D) 8.3 
E) 9.2

Question 19

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 average time per unit for the 40 units?

Accepted Answer

A) 4.7 hours 
B) 6.9 hours 
C) 5.6 hours 
D) 4.5 hours 
E) 3.6 hours 
A) 4.7 hours 
B) 6.9 hours 
C) 5.6 hours 
D) 4.5 hours 
E) 3.6 hours

Question 20

Learning curves are used primarily for mass production applications.

Accepted Answer

A) True 
 B)False

Exam 11: Learning Curves

The decrease in time between the second and fourth units will be equal to the decrease in time between the first and second units.

According to learning curve theory,every doubling of total output will produce a constant percentage decrease in time per unit.

When the task is fairly complex and has a longer duration,improvement will occur over a larger number of repetitions.

According to learning curve theory,the time reduction per unit decreases as the number of units increases.

The learning percentage is the base of the power function that is fitted to the data.

A job has an 80% learning curve.If the first unit took 50 hours to complete,the third unit should take roughly how many hours?

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.Which unit,if any,will require approximately one-half the time of the first unit?

If the task is short and somewhat routine; a modest amount of improvement occurs during the first few repetitions.

Learning curves have little relevance for planning or scheduling of routine activities of short duration.

A learning rate of 97% will produce minor decreases in completion times of the first few units.

To which worker would learning curves be most applicable?

A 95% learning curve indicates greater learning than a 90% learning curve.

Which one of the following would learning curves probably affect the least?

A job is expected to have a 70 percent learning curve.The first unit has been completed in 20 hours.Accordingly,the second unit can be expected to take approximately how many hours?

Ron has noted that the first accounting problem he did in a set of similar problems took him one hour,and the ninth problem took 24 minutes. (i)Estimate Ron's learning curve. (ii)About how long did it take Ron to do his set of 10 problems?

A job is expected to have a learning curve of 90 percent.The third unit required 16 hours.The twelfth unit should take approximately how many hours?

A job will have a learning rate of 75 percent.If the 3rd unit requires 10 hours,the 12th unit should require about this many hours:

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 average time per unit for the 40 units?

Learning curves are used primarily for mass production applications.

Introduction to Operations Management

Competitiveness, strategic Planning, and Productivity

Demand Forecasting

Product Design

Reliability

Strategic Capacity Planning

Decision Analysis

Process Design and Facility Layout

Linear Programming

Workjob Design

Location Planning and Analysis

the Transportation Model

Management of Quality

Statistical Quality Control

Acceptance Sampling

Supply Chain Management

Inventory Management

Aggregate Operations Planning and Master Scheduling

Material Requirements Planning and Enterprise Resource Planning

Just-In-Time and Lean Production

Maintenance

Job and Staff Scheduling

Project Management

Waiting-Line Analysis

Simulation

Filters

A job will have a learning rate of 75 percent.If the 3^rd unit requires 10 hours,the 12^th unit should require about this many hours: