Regression Intro
See description of materials for these turn-key Lean Six Sigma Instructor Training materials.
The following 3 topics are included in the Introduction to Regression Analysis Instructor Materials, typically suited for Black Belts; optionally for Green Belts:
ANALYZE: Regression Analysis (37 slides)
Cause & Effect Diagrams.
Scatter Diagrams.
Correlation, Stratification, Extrapolation
Linear Regression Model
Interpreting the ANOVA Table
Confidence & Prediction Limits.
Residuals Analysis.
Overview of Multiple Regression Tools including Designed Experiments
ANALYZE: Multiple Regression (33 slides)
Multivariate Models.
Interaction Plots.
Interpreting ANOVA Tables.
Model Considerations.
Step-wise Regression.
Residuals Analysis.
ANALYZE: Transformations (22 slides)
Need for Transformations
Non-Constant Variance
Box-Cox Transforms
Calculated Parameters
Taguchi Signal to Noise Ratios
