Standard Deviation and Variance Statistics Calculator
v2.1 - Jay Tanner - 2019

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
42

Data index
1 to 42

Sum of all given data
30904

Arithmetic mean of population or sample
735.80952380952

 Sum of squares of all differences from mean 
829560.47619048

Population variance
19751.439909297

Population standard deviation
± 140.53981609956

Sample variance
20233.182346109

Sample standard deviation
± 142.24339122121