Overview
What Is Range in Statistics?
Range is the difference between the highest and lowest values in a data set, a simple measure of spread.
Find the range of a data set instantly.
Range is the difference between the highest and lowest values in a data set, a simple measure of spread.
Useful as an introductory measure of data spread, simpler than standard deviation.
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Range = Maximum Value - Minimum Value
No, range is much simpler - it only considers the two extreme values, while standard deviation accounts for the full distribution.
No, range is always zero or positive since maximum is always greater than or equal to minimum.
It means all values in the data set are identical.
Yes, significantly - a single extreme outlier can dramatically increase the range.
No, calculations happen entirely in your browser.
Quick, simple assessment of data spread, useful in basic quality control or introductory statistics.
At least two numbers are needed for a meaningful range calculation.
Range is simpler but less informative; standard deviation gives a fuller picture of variability - use our calculator for that.
Yes, completely free with no sign-up required.