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
40

Data index
1 to 40

Sum of all given data
29561.1345

Arithmetic mean of population or sample
739.0283625

 Sum of squares of all differences from mean 
943314.89279303

Population variance
23582.872319826

Population standard deviation
± 153.56715898859

Sample variance
24187.561353667

Sample standard deviation
± 155.52350739894