According to Statistics How To, 2024, "Some variable types are used more than others. For example, you'll be much more likely to come across continuous variablesLinks to an external site. than you would dummy variablesLinks to an external site.. The following lists are sorted into common types of variablesLinks to an external site. (like independent and dependent) and less common typesLinks to an external site. (like covariate and noncomitant)