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<div style="font-size:30px">'''STDEVA(n1,n2,n3…)'''</div><br/>
<div style="font-size:30px">'''STDEVA()'''</div><br/>
*<math>n1,n2,n3... </math> are numbers.
*Parameters are set of numbers.
==Description==
==Description==
*It is the used as a measure of the dispersion or variation in a distribution.
*It is the used as a measure of the dispersion or variation in a distribution.
*It is calculated as the square root of variance.
*It is calculated as the square root of variance.
*In <math>STDEVA(n1,n2,n3...)</math>, <math>n1,n2,n3...</math>, are numbers to find the standard deviation. *Here <math> n1 ,</math> is required. <math> n2,n3,..</math> are optional.
*In <math>STDEVA()</math>, Parameters are set of numbers to find the standard deviation.
*Here First parameter is required. From the second parameter are optional.
*Instead of numbers we can use the single array or a reference of a array.
*Instead of numbers we can use the single array or a reference of a array.
*<math> STDEVA </math> is defined by the formula:
*<math> STDEVA </math> is defined by the formula: