# dependent variable

- Mathematics. a variable in a functional relation whose value is determined by the values assumed by other variables in the relation, as y in the relation y = 3x2.Compare independent variable(def 1).
- Statistics. (in an experiment) the event studied and expected to change when the independent variable is changed.Compare independent variable(def 2), control variable(def 1).

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## Origin of dependent variable^{}

First recorded in 1850–55

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

# dependent variable

- a variable in a mathematical equation or statement whose value depends on that taken on by the independent variablein "y = f(x)", "y'"is the dependent variable
- psychol statistics the variable measured by the experimenter. It is controlled by the value of the independent variable, of which it is an index

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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

# dependent variable

[dĭ-pĕn′dənt]

- In mathematics, a variable whose value is determined by the value of an independent variable. For example, in the formula for the area of a circle, A = πr2, A is the dependent variable, as its value depends on the value of the radius (r). Compare independent variable.

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The American Heritage® Science Dictionary
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