Keyword : Two-way

G01AFF	Two-way contingency table analysis, with $χ^{2}$ /Fisher's exact test
G04AGF	Two-way analysis of variance, hierarchical classification, subgroups of unequal size
G08AEF	Friedman two-way analysis of variance on $k$ matched samples
G11AAF	$χ^{2}$ statistics for two-way contingency table