And Spss Applications ((free)) - Ordinal Data: Nonparametric Statistical Analyses

The "average" of a Likert scale (e.g., 3.4) may be theoretically meaningless.

Use Wilcoxon signed-rank with Bonferroni correction. The "average" of a Likert scale (e

| Goal | SPSS Path | Test | |------|-----------|------| | Compare 2 independent groups | Analyze → Nonparametric → Legacy → 2 Independent | Mann-Whitney U | | Compare 2 paired groups | Analyze → Nonparametric → Legacy → 2 Related | Wilcoxon | | Compare 3+ independent groups | Analyze → Nonparametric → Legacy → K Independent | Kruskal-Wallis H | | Compare 3+ paired groups | Analyze → Nonparametric → Legacy → K Related | Friedman | | Correlation | Analyze → Correlate → Bivariate → Spearman | Spearman’s rho | The "average" of a Likert scale (e