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- Question:
- What is best transformation to normality?
- Definition:
- Vertical Axis : Normal probability plot correlation
coefficient
- Horizontal Axis: Box-Cox power transformation parameter
(lambda)
- Interpretation/Conclusion:
- Best transformation is lambda = 0 (i.e., logarithmic)
- NIST/SEMATECH Handbook Chapter:
- 1.
Exploratory Data Analysis
- Reference:
- Filliben
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Dataplot Command: BOX-COX NORMALITY PLOT Y
- Dataplot Code:
- SKIP 25
- READ FULLER2.DAT Y
- TITLE CASE ASIS
- LABEL CASE ASIS
- TITLE Box-Cox Normality Plot
- X1LABEL Alpha
- Y1LABEL Correlation Coefficient
- BOX-COX NORMALITY PLOT Y
-
Dataplot Reference Manual Documentation
for BOX-COX NORMALITY PLOT
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Date created: 6/5/2001
Last updated: 10/30/2013
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alan.heckert@nist.gov.
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