What calculation method is used in TIBCO Statistica to calculate p-value for Wilcoxon Matched Pairs?
Article ID: KB0075529
Updated On:
| Products | Versions |
|---|---|
| Spotfire Statistica | All versions |
Description
There are two methods for calculating the p-value for the non-paramtetric test Wilcoxon Matched pairs. Which method does Statistica use?
Issue/Introduction
What calculation method is used in TIBCO Statistica to calculate p-value for Wilcoxon Matched Pairs?
Resolution
In Statistica, the p-value for the Wilcoxon Matched Pairs test is calculated using the Normal Approximation. This method is used regardless of sample size (therefore this method is used for sample sizes < 20 also).
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