Standard Deviation Calculator

Step 1:

Enter the set of numbers below for which you want to find the standard deviation.

The standard deviation calculator finds the standard deviation of given set of numbers.

The standard deviation of a given set of numbers is calculated by using the formula-

Standard Deviation: $$s={\displaystyle \sum _{i=1}^n}\sqrt{\frac{{(x_i-x_{avg})}^2}{n-1}}$$

Step 2:

Click the arrow to submit. Choose "Find the Standard Deviation" from the topic selector and click to see the result in our Statistics Calculator !