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
45

Data index
1 to 45

Sum of all given data
34828.029

Arithmetic mean of population or sample
773.9562

 Sum of squares of all differences from mean 
909868.258247

Population variance
20219.2946277

Population standard deviation
± 142.194566098

Sample variance
20678.8240511

Sample standard deviation
± 143.801335359