Quality Control, Scientific Management

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Session III Quality Control, Scientific Management
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Juran TrilogyPlanning, Control, Improvement
Planning
Control
Control
Improvement
Sporadic Spike
Chronic Waste
Chronic Waste
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Quality Control

• Aimed at preventing unwanted changes
• Works best if deployed at the point of production
  or service delivery (Empowerment)
• Tools
• Established, measurable standards
• Measurement and feedback
• Control charts
• Statistical inference

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Quality Control
Establish Standard
Operate
Measure Performance
Yes
OK?
Corrective Action
Compare to Standard
No
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Scientific Management

• Taylor, Frederick Winslow (1856-1915), American
  industrial engineer.
• In 1878, he began working at the Midvale Steel
  Company.
• Developed measures of productivity
  based on time motion studies.
• Became rich from 100 patents including tempered
  steel.

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Taylors Industrial Environment

• Large numbers of unskilled workers
• Many immigrants who often didnt speak English
• Homogeneous markets meant great returns to scale
  (for example, the Model T dropped in price from
  1000 to 360)
• Management not viewed as a general or learnable
  skill