independent variable | |
—n | |
1. | Also called: argument a variable in a mathematical equation or statement whose value determines that of the dependent variable: in y = f(x), x is the independent variable |
2. | statistics See also experimental condition Also called: predictor the variable which an experimenter deliberately manipulates in order to observe its relationship with some other quantity, or which defines the distinct conditions in an experiment |
independent variable (ĭn'dĭ-pěn'dənt) Pronunciation Key
In mathematics, a variable whose value determines the value of other variables. For example, in the formula for the area of a circle, A = πr^{2}, r is the independent variable, as its value determines the value of the area (A). Compare dependent variable. |