Range (mathematics)

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Image of a function f from X to Y. The yellow oval inside Y is the range of f. Y is the Codomain of f.

The range of a function is the set of elements that the function outputs.

Range (statistics)

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Range (statistics) The difference between the lowest and highest values.

In {4, 6, 9, 3, 7} the lowest value is 3, and the highest is 9, so the range is 9-3 = 6.

Range can also mean all the output values of a function.