• Major Types of Roll Product Variation

• Manufacturing vs. Statistical Populations

• The Use of Historical Data

• End-Of-Roll Sampling

• The Mis-Use Of Cross Directional Samples

• The Process Stream Concept

• Defining Cross Directional Samples

• The Mis-Use of X-Bar and R Charts

• Machine Direction Analyses

• Time Aspects Of Machine Variability

• Steps In A Roll Variability Study

• MD & CD Patterns Of Variability

• Inherent Profiles

• Graphical Approaches To Understanding Roll Product Variability

• Statistical Approaches To Understanding Roll Product Variability

• Scanning Sensors & SPC

• Cpk's & Ppk's And Roll Products

• Process Capability Indexes - Fact vs. Fiction

• Cpk Calculations - Roll Products vs. Piece Parts

• The Precontrol Concept

• Process Analysis for Precontrol Applications

• Precontrol Chart Construction and Use