How to do Multiple Regression Analysis with SigmaXL
Posted on 05. Jan, 2009 by Monique in Video Tutorials
Learn how to perform Multiple Regression analysis with SigmaXL.
Why perform a Multiple Regression Analysis?
Y = f (x1, x2, x3, . . .xn)
To detemine which input or process variables (Xs) affect your output (Y). Multiple regression helps find the source of most of your variation in the process. If you know the primary sources of variation you can reduce or eliminate the variation. The demo below shows that Responsiveness to Calls and Ease of Communication account for 90% of the variation. This tells you that your improvement efforts should center around these factors to have the greatest impact on Overall Satisfaction.
Used in DMAIC Phase(s). . . .
- Analyze
Type of Measure
- Input
- Process
- Output
Type of Data
- Continuous
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