Outline

• Normal and Special Cause Variation.
• Specification Limits vs Control Limits.
• Calculations for the Individuals Chart.
• Nelson Rules to determine out-of-control signals (special cause variation) from process data.
• Calculations for the X bar & R Chart.
• Advantages of subgroup data collection.

The Nanotechnology Applications and Career Knowledge (NACK) Network

Funded, in part, by a grant from the National Science Foundation. DUE 1205105

Researchers should cite this work as follows:

• NACK Network (2017), "Understanding Variation and Statistical Process Control: Process Variation and Statistical Process Control (SPC)," https://nanohub.org/resources/27735.

  BibTex | EndNote

1. applications
2. ATE Centers
3. calculations
4. educational
5. educational resources
6. methods
7. NACK Network
8. nano technology
9. overview of materials
10. process capability
11. Process Variation
12. statistical process
13. variation. statistical process control