Table II. Pearson’s chi-square... | Emerald Publishing

Table II.

Pearson’s chi-square independence test statistic

Contingency table	Column variable (groups)
Line variable (answers)	1	2	Total
1: Uses	X₁	X₂	X
2: Does not use	n₁ − X₁	n₂ − X₂	n − X
Total	n₁	n₂	N