DEVELVE 
Easy to use Statistical software
Choosing a statistical test
| Test what | With what statistical test |
| Difference in Mean | t-test |
| Difference in Median non Normal data | Wilcoxon–Mann–Whitney-test |
| Difference in Mean between multiple data sets | One way Anova |
| Difference in Variation | Variation F-test |
| Difference in Variation non Normal data | Variation Levene test |
| If data set is normal distributed | Anderson Darling normality test |
| Is the data according specification | Cp Cpk % out of tolerance |
| If there is relation between two data sets | Correlation |
| Calculates the relation between data sets | Regression |
| Difference in two proportions (Data set with only good or false results) | Proportions |