These are among the simplest (and most common) studies conducted in the social sciences. Some of the statistics appropriate for this type of investigation are listed in Table A.1.
|Criterion/Dependent Variable||Predictor/Independent Variable||Analysis|
|Nominal||Nominal||Chi-square test of independence.[*]|
|Ordinal, Interval, Ratio||Nominal||Kruskal-Wallis test. Typically used with an ordinal-scale criterion; also used with interval/ratio scale criterion if markedly non-normal.|
|Interval, Ratio||Nominal||t test.[*]Appropriate only if predictor variable consists of no ...|