Production and Operations Analysis, Seventh Edition
7th Edition
ISBN: 9781478623069
Author: Steven Nahmias, Tava Lennon Olsen
Publisher: Waveland Press, Inc.
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Question
Chapter 1.10, Problem 32P
Summary Introduction
To determine: The time required to produce 100,000th unit when the learning curve remains accurate.
Introduction:
For the corporation XYZ, the learning curve remains constant. The number of labors hour required for the unit is 100000.
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Explain how changes in a process will trigger scallops in a learning curve once it's started.
A contractor intends to bid on a job installing 30 airport security systems. Because this will be a new line of work for the contractor, he believes there will be a learning effect for the job. After reviewing time records from a similar type of activity, the contractor is convinced that an 85 percent curve is appropriate. He estimates that the first job will take his crew eight days to install. Use the following table for calculation. Learning curve coefficients
70%
75%
80%
85%
90%
UnitNumber
UnitTime
TotalTime
UnitTime
TotalTime
UnitTime
TotalTime
UnitTime
TotalTime
UnitTime
TotalTime
1
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
2
.700
1.700
.750
1.750
.800
1.800
.850
1.850
.900
1.900
3
.568
2.268
.634
2.384
.702
2.502
.773
2.623
.846
2.746
4
.490
2.758
.562
2.946
.640
3.142
.723
3.345
.810
3.556
5
.437
3.195
.513
3.459
.596
3.738
.686
4.031
.783
4.339
6
.398
3.593
.475
3.934
.562
4.299
.657
4.688
.762
5.101
7
.367
3.960
.446
4.380
.534
4.834…
Boeing spent $250 million to make the 12th 787 in its production line. The first 787 cost $438 million. What was the learning curve rate at this point?
Click the icon to view the learning-curve coefficients.
The learning-curve coefficient is (round your response to three decimal places).
Chapter 1 Solutions
Production and Operations Analysis, Seventh Edition
Ch. 1.3 - Prob. 1PCh. 1.3 - Prob. 2PCh. 1.3 - Prob. 3PCh. 1.3 - Prob. 4PCh. 1.3 - Prob. 5PCh. 1.3 - Prob. 6PCh. 1.3 - Prob. 7PCh. 1.3 - Prob. 8PCh. 1.3 - Prob. 9PCh. 1.3 - Prob. 10P
Ch. 1.3 - Prob. 11PCh. 1.3 - Prob. 12PCh. 1.7 - Prob. 13PCh. 1.7 - Prob. 14PCh. 1.7 - Prob. 15PCh. 1.7 - Prob. 16PCh. 1.7 - Prob. 17PCh. 1.7 - Prob. 18PCh. 1.7 - Prob. 19PCh. 1.7 - Prob. 20PCh. 1.7 - Prob. 21PCh. 1.8 - Prob. 22PCh. 1.8 - Prob. 23PCh. 1.8 - Prob. 24PCh. 1.9 - Prob. 25PCh. 1.9 - Prob. 26PCh. 1.9 - Prob. 27PCh. 1.9 - Prob. 28PCh. 1.10 - Prob. 29PCh. 1.10 - Prob. 30PCh. 1.10 - Prob. 31PCh. 1.10 - Prob. 32PCh. 1.10 - Prob. 33PCh. 1.10 - Prob. 34PCh. 1.10 - Prob. 35PCh. 1.10 - Prob. 36PCh. 1.10 - Prob. 37PCh. 1.11 - Prob. 38PCh. 1.11 - Prob. 39PCh. 1.11 - Prob. 40PCh. 1.11 - Prob. 41PCh. 1.11 - Prob. 42PCh. 1 - Prob. 43APCh. 1 - Prob. 44APCh. 1 - Prob. 45APCh. 1 - Prob. 46APCh. 1 - Prob. 47APCh. 1 - Prob. 48APCh. 1 - Prob. 49APCh. 1 - Prob. 50AP
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, operations-management and related others by exploring similar questions and additional content below.Similar questions
- You are asked to do a learning curve analysis as part of your internship project, but you discover that the data is pretty slim. Unfortunately you don't have time to do more field work and you have to come up with the best estimate based on the available data. Here's what you know: It took 98.71 minutes to complete the seventh unit and only 89.35 minutes to complete the twelfth unit. What is your best estimate of the Learning Rate for this process?arrow_forwardMaxera Corporation has designed a new video game controller. It took the company 52 minutes to produce the first unit. If the company uses a 75% learning rate for this task, how long should it take the company to produce the 6th unit? the 18th unit? the 30th unit? the first 6 units? the first 18 units? the first 30 units? the units 7th through 18th? the units 19th through 30th?arrow_forwardPlease don't provide handwriting solutionarrow_forward
- The total time taken to manufacture the first unit of Product A by Beta, Inc., was 80 hours. The learning rate applicable to Beta, Inc., was 90% . Determine the time taken to manufacture the second unit of Product A using the incremental unit - time learning curve model. a. 72 hours b 64 hours c. 70 hours d. 60 hours .arrow_forwardList and briefly describe some of the main applications of learning curves.arrow_forwardSuppose a manufacturer of copiers has concluded that a 70 percent learning curve applies to the time a beginning service technician takes to install copy machines. Use the Learning Curve Excel template to answer the following questions: If the time required to install the first copy machine is estimated to be five hours, what is an estimate of the time required by a new technician to install the second and third copiers? Round your answers to one decimal place. For x = 2 it takes hours For x = 3 it takes hours If the learning rate changes to 65 or 95 percent, what is an estimate of the time required by a new technician to install the second and third copiers? Round your answers to one decimal place. For x = 2 and a 65% LC, it takes hours For x = 3 and a 65% LC, it takes hours For x = 2 and a 95% LC, it takes hours For x = 3 and a 95% LC, it takes hoursarrow_forward
- Outline some of the cautions and criticisms of learning curves.arrow_forwardAn aircraft company has an order to refurbish the interiors of 18 jet aircraft. The work has a learning curve percentage of 80. On the basis of experience with similar jobs, the industrial engineering department estimates that the first plan will require 300 hours to refurbish. Estimate the amount of time needed to complete: The 5th plane, The first 5 planes, All 18 planes. For a, use logarithmic approach formula, for b and c, use learningcurve approach formula.arrow_forwardThe Learning curve theory is based on which three assumptions and explains?arrow_forward
- Company Z is just starting to make a brand new product it has never made before. It has completed two units so far. The first unit took 29 hours to complete and the next unit took 22 hours. Based only on this information, what would be the estimate of the learning percentage in this process? (Round your answer to 1 decimal place.) Estimated learning percentage %arrow_forwardWhich of the following can affect the ways in which learning curves may be applied? Multiple Choice budgeting flexible manufacturing pricing new products operations management negotiated purchasingarrow_forwardCompany, is beginning the production of a new product. Management believes that 500 labor hours will be required to complete the new unit. An 85 percent incremental unit-time learning curve model for direct labor hours is assumed to be valid. Assume the q = -0.2345. What is the total hours for 3 units?arrow_forward
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