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VAR.S is the modern counterpart to the legacy VAR function and computes sample variance using n-1 (Bessel's correction). Prefer VAR.S over VAR in new workbooks for explicitness. It is the right choice when your data is a sample from a broader population.
=VAR.S(B2:B5)=VAR.S(B2:B5)Computed by a real spreadsheet engine on the sample data below.
| Day | Visits |
| Mon | 1200 |
| Tue | 980 |
| Wed | 1450 |
| Thu | 1100 |
=VAR.S(B2:B5)→39891.6666666667
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Sample data — click any cell to edit
Need a version for your data?
Try: “Calculate sample variance of daily website traffic for the past week”
Written and reviewed by FormulaCraft Team. Each formula on this page is run through our verification engine before publishing.
Last reviewed: