Fisher's exact test is an example of a commonly used permutation test for evaluating the association between two dichotomous variables.

We then created two dichotomous variables, black and other, with white race as the reference group.

The four subscales were recoded to dichotomous variables corresponding to agree or not agree.

We included a dichotomous variable in the model describing each state's implementation decision.

In order to represent one three-category variable like school type in a causal path model, we have to present it as two dichotomous variables.

Odds ratios were used to determine the magnitude of the association between two dichotomous variables.

A common use for this is to carry out a Wald test on a categorical variable by recoding it as several dichotomous variables.

Tobacco usage was coded as a dichotomous variable, and was considered positive if a greater than 2-pack year smoking history was reported.

Let be a dichotomous random variable where, for example, denotes a correct response and an incorrect response to a given assessment item.

The correlation between a dichotomous variable and a continuous variable.