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Test Result Statistics
Mean, standard deviation, coefficient of variation, characteristic value and Grubbs outlier test for lab results.
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About this test
Paste your test results to get the statistics.
How it's calculated
- s = √(Σ(x − x̄)²/(n − 1))
- Characteristic = x̄ − 1.645 s
Results are calculated from the values you enter using standard formulas. Download the PDF to keep a record. For certified testing, design or construction, talk to our engineers.
Cite this tool
Kataria Engineering & Consultancy Services (2026). Test Result Statistics [online calculator]. https://katariaengineering.com/tools/test-results-statistics.html
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