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Statistics Calculator

Summary statistics.

Data set

Mean
5.0000
Median
4.5000
Std dev (sample)
2.1381
CV 42.8% — relative variability
Variance
4.5714
Q1 / Q3
4.0000 / 5.5000
IQR 1.5000
Min / Max
2.0000 / 9.0000
Outliers (1.5×IQR)
9.00
Below 1.75 or above 7.75
Count
8
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Statistics Calculator · Generated 5/2/2026 · calccenter.online/calculators/math/statistics

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About the Statistics Calculator

MethodologyHome

Summary statistics. Use this free statistics calculator to get instant results. All calculations run in your browser — nothing is sent to a server.

Frequently asked questions

What does this Statistics Calculator do?

Summary statistics.

Is it free?

Yes — every calculator on Calc Center is free, with no sign-up or account required.

Does it work offline?

The site is a Progressive Web App — after your first visit, most pages work without an internet connection.