Types of Variables

variables

Variable

A variable is a quantity which has no fixed value and it can exist in different amount or types.

 

Types of Variables:

  1. Dependent Variable: The variable which is affected by independent variable.
  1. Independent Variable: The variable which is assumed to effect the dependent variable.
  1. Intervening Variable: The variable which effects the relationship between the dependent and independent variables.
  1. Ordinal Variable: Here, the values are put in order.
  1. Extraneous Variable: The undesirable variables which are not studied in the experiment but they effect the experiment.
  1. Constant Variable: Its value remain same and it can not be changed
  1. Nominal Variable: Such types of variables has no numerical variable.
  2. Interval Variable: Here, a meaning difference is found between two variables.
  1. Ratio Variable: Here, a meaning difference is found between two variables.

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