Changes

<div style="font-size:30px">'''STDEV(n1,n2,n3…)'''</div><br/>

<div style="font-size:30px">'''STDEV()'''</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> STDEV(n1,n2,n3...)</math>, <math>n1,n2,n3...</math>, are numbers to find the Standard Deviation.

*In <math> STDEV()</math>, Parameters are set of numbers to find the Standard Deviation.

*Here  <math> n1 </math> is required. <math> n2,n3,... </math> are optional.  

*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> STDEV </math> is defined by the formula:

*<math> STDEV </math> is defined by the formula: