Standard Deviation and Variance Statistics Calculator
v2.1 - Jay Tanner - 2020

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
28

Data index
1 to 28

Sum of all given data
20732.41

Arithmetic mean of population or sample
740.44321428571

 Sum of squares of all differences from mean 
558237.52441071

Population variance
19937.05444324

Population standard deviation
± 141.19863470742

Sample variance
20675.463867063

Sample standard deviation
± 143.78965146026