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Excel offers a variety of statistical functions to calculate variance in Excel. In the tutorial below, we are going to cover all these functions (when and how to use them). Plus, we will also see how you use variance and related statistical measures in practical life.
You can calculate sample variance in Excel using a VAR, VAR.S, or VARA function. For population variance VARP, VAR.P, or VARPA. Just put your the cell range containing your dataset in the formula, like "VAR(B2:B12)", and you'll get the calculated variance.
How To Calculate Variance in Excel. by Ben Stockton, UPDATED ON JANUARY 7, 2022 11 mins read. Calculating variance allows you to determine the spread of numbers in a data set against the mean. This is a great tool for data analysts, who can use Excel to calculate the variance using functions like VAR.S and VAR.P.
Method 1 – Using the ABS Function to Calculate Percentage Variance. In the first approach, we will calculate the percentage variance between two numbers in Excel using the ABS function. The main formula for determining percentage variance is: Variance = (New value-Original value)/Original value.
If you need to calculate variance in Excel, it’s actually pretty simple! You just need to use a built-in function called VAR.P or VAR.S, depending on your data set. You’ll input your data and let Excel do the heavy lifting.
There are 3 functions to calculate population variance in Excel: VARP, VAR.P and VARPA. VARP function in Excel. The Excel VARP function returns the variance of a population based on the entire set of numbers. It is available in all versions of Excel 2000 to 2019.
Calculating variance in Excel is a breeze once you get the hang of it. In essence, variance measures how much your data points deviate from the mean (average) value. This is crucial for statistical analysis as it helps you understand the spread or dispersion of your data set. Let’s dive in and learn how to calculate variance in Excel!