Statistical Tests for all scales of measurements

Pearson r

Interval/Ratio Scale:

association, 2 measures

multiple r

Interval/Ratio Scale:

association, 2+ measures

independent t test

Interval/Ratio Scale:

difference, independent, 2 measures

One-way ANOVA

Interval/Ratio Scale:

difference, independent, 2+ measures

paired t test

Interval/Ratio Scale:

difference, dependent, 2 measures

One-way ANOVA (repeated measures)

Interval/Ratio Scale:

difference, dependent, 2+ measures

coefficient of contingency

Nominal Scale:

association, ≥ 2 measures

McNemar chi-square

Nominal Scale:

difference, dependent, ≥ 2 measures

Spearman Rho

Ordinal Scale:

association

Mann-Whitney U test

Ordinal Scale:

difference, independent, 2 measures

Kruskal-Wallis test

Ordinal Scale:

difference, independent, 2+ measures

Wilcoxon T test

Ordinal Scale:

difference, dependent, 2 measures

Friedman test

Ordinal Scale:

difference, dependent, 2+ measures

Two-way ANOVA

Interval/Ratio Scale:

difference, independent, factorial design

Two-way ANOVA (repeated measures)

Interval/Ratio Scale:

difference, dependent, factorial design

Two-way ANOVA (mixed)

Interval/Ratio Scale:

difference, independent & marched groups, factorial design

marched groups

groups between or within subjects

Chi-square test

Nominal Scale:

difference, independent, ≥ 2 measures

Chi-square test

Nominal Scale:

difference, independent, factorial designs

paired

AKA dependent, matched pairs, repeated