Variability is a measure of differences between multiple observations. These may be observations of a number of different objects or repeated observations on the same object.
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something that can be changed(science)
A variable is a character or symbol used to represent a value.
an independent variable is a thing you can change on your own. a depentent variable is a variable you depend on and a responding variable is a variable that reacts to the experiment
The independent variable. The output variable is dependent on this variable's value and so is called the dependent variable.
The independent variable.
When you do an experiment the variable you control is the independent variable, and the variable you measure is the dependent variable.
An independent variable is a variable that isn't affected by something else. A dependent variable is a variable that's affected by changes in the independent variable.