Standard Deviation and Variance Statistics Calculator
v2.0 - Jay Tanner - 2017

Simply enter the delimited numerical data string/table and click [COMPUTE].
The numerical data elements can be separated by commas, spaces or semicolons.

The initial example data is randomly generated.  Replace with your own data table.








Statistics Computed From The Data Given Above
Mathematical Expression Numerical Evaluation 

Data count
13

Data index
1 to 13

Sum of all given data
9955.42

Arithmetic mean of population or sample
765.801538462

 Sum of squares of all differences from mean 
245185.419369

Population variance
18860.4168746

Population standard deviation
± 137.333232957

Sample variance
20432.1182808

Sample standard deviation
± 142.940960822