The variance measures how far each number in the set is from the mean. You can use Microsoft Excel to calculate the variance of the data you have entered into a spreadsheet. How to Calculate ...

Open Microsoft Excel. Enter the data down column "A." Enter "=VAR.S(A:A)" without quotes in cell "B1" to calculate the variance of a sample. Enter "=VAR.P(A:A)" to calculate the variance of an ...

Calculating data fluctuations-- also called variance -- is a ... or entire set of data. Excel VARPS is appropriate for calculating fluctuations using a sample, while VARPA is appropriate for ...