The VAR.P function calculates variance for data that represents an entire population. Variance measures how far a data set is spread out, giving you a general idea of the spread of your data. The VAR.P function can accept up to 254 arguments.
Variation functions in Excel
The table below summarizes the variation functions available in Excel.
The Excel VAR function estimates the variance of a sample of data. If data represents the entire population, use the VARP function or the newer VAR.P function. VAR ignores text values and logicals in references.
The Excel VARP function calculates the variance of an entire population of data. If data represents a sample, use the VAR function or the newer VAR.S function. VARP ignores text values and logicals in references.