chap 7s learning curves
DESCRIPTION
BA187TRANSCRIPT
7s-1
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Learning Curves
Chapter 7 Supplement
Learning Curves
7s-2
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Learning Curves
• Learning curves: the time required to perform a task decreases with increasing repetitions
Learning Curves
7s-3
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Learning Curves
Learning EffectTi
me
per r
epet
ition
Number of repetitions
Figure 7S-1
7s-4
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Learning Curves
Learning with ImprovementsTi
me
per u
nit
Time
Average Improvements may create ascallop effect in the curve.
Figure 7S-2
7s-5
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Learning Curves
Applications of Learning Curves
• Manpower planning and scheduling
• Negotiated purchasing
• Pricing new products
• Budgeting, purchasing, and inventory planning
• Capacity Planning
7s-6
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Learning Curves
Worker Learning Curves
A (underqualified)
B (average)
C (overqualified)
Tim
e/cy
cles
One week
Standard time
Training time
Figure 7S-4