SPC XL v 20 New Features
Dual Cpk
Optionally include a second dataset in your Cpk Diagrams. Both bell curves are displayed on the same chart for easy comparison.
New Histogram
The histogram has been completely redesigned to include better X Axis labeling, distribution fitting, and defects per million calculations. If no distribution is fit, defects per million are calculated based on observed defects .
Tukey HSD Test with One Way ANOVA
Tukey’s Honest Significant Difference Test is now optionally included with One Way ANOVA. Tukey’s HSD test compares all possible pairs of means to determine which specific groups are different.
Agreement Metrics with Attribute MSA
Attribute MSA now includes agreement metrics comparing each operator with themselves, other operators, and references (if provided).
Multiple Regression Now Includes Prediction
Enter set points for each factor and SPC XL will now predict the mean for the supplied set points.
Other New Features
New user interface design with larger font
All files now in .xlam and/or .xlsx for security and compatibility
Weibull MLE algorithm updated for faster distribution fitting
Numerous other changes