Types of Variables

A variable that is not being studied but influences the accuracy of the results of an experiment

• Independent Variable

• Dependent Variable

• Extreneous Variable

• Dichotomous Variable

A variable that is based on a count of whole values

• Discrete variable

• Continuous Variable

• Ordinal Variable

• Nominal variable

A variable that represents two categories

• Independent variable

• Ordinal Variable

• Dichotomous Variable

• Polychotomous Variable

A variable that is influenced by the predictor variable

• Continuous Variable

• Criterion Variable

• Extraneous Variable

• Polychotomous Variable

A variable that can be arranged logically

• Nominal Variable

• Ordinal Variable

• Discrete Variable

• Continuous Variable

A variable that causes changes to the other variable in a non - experimental study

• Extreneous Variable

• Discrete Variable

• Predictor Variable

• Criterion Variable

A variable in an experimental study that is also called a response variable

• Ordinal Variable

• Nominal Variable

• Independent Variable

• Dependent Variable

A variable with many categories

• Continuous Variable

• Discrete Variable

• Dichotomous Variable

• Polychotomous Variables

A variable that is always manipulated

• Independent Variable

• Dependent Variable

• Extraneous Variable

• Criterion Variable

A variable that CANNOT be organized in logical order

• Ordinal Variable

• Nominal Variable

• Dichotomous Variable

• Polychotomous Variable