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
33

Data index
1 to 33

Sum of all given data
23806.5

Arithmetic mean of population or sample
721.409090909

 Sum of squares of all differences from mean 
702744.967273

Population variance
21295.3020386

Population standard deviation
± 145.929099355

Sample variance
21960.7802273

Sample standard deviation
± 148.191700939