Normality Tests-Spss

Normality tests are preliminary requirements for many statistical tests. Because the assumption of parametric tests such as T-Test, Anova, Pearson Correlation Test is that data shows normality. If our data doesn't provide the assumption of normality, mann- Whitney-U, Kruskal Wallis Sperman etc. it would be right for us to turn to non-parametric (non-parametric) tests. Normality tests are examined in two basic dimensions: analytical method and graphical method. Read more