Enter all arrays separated by half-corner commas.

For example: 13, 23, 12, 44, 55

The commonly used calculation results are: the total standard deviation and the total standard deviation.

<table class="pure-table"> <tr> <td colspan="2"><b>Standard deviation, variance online calculator</b></td> </tr> <tr> <td colspan="2"><b>Formula：</b></td> </tr> <tr> <td width="185"><b>Standard deviation, variance online calculator：<br /> </b> <img src="http://www.ab126.com/d/file/shuxue/2010-04-03/7566742f3ceb4c1a45b6411b7d32c877.jpg"></td> <td width="183"><b>General Standard Deviation Formula :<br /> </b> <img src="http://www.ab126.com/d/file/shuxue/2010-04-03/1e7ccb94864edfb545faae2be2c43ac6.jpg"></td> </tr> <Tr> <Td colspan="2"><b>Difference Formula: Difference= s²</b></Td> </Tr> </table>