A variable with only 2 values.
DICHOTOMOUS VARIABLE: "A dichotomous variable has only 2 values such as male or female."
Cite this page: N., Sam M.S., "DICHOTOMOUS VARIABLE," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/dichotomous-variable/ (accessed February 5, 2023).