Standard Deviation and Variance Statistics Calculator
v2.1 - Jay Tanner - 2018

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
10

Data index
1 to 10

Sum of all given data
7175

Arithmetic mean of population or sample
717.5

 Sum of squares of all differences from mean 
212368.5

Population variance
21236.85

Population standard deviation
± 145.72868626321

Sample variance
23596.5

Sample standard deviation
± 153.61152300527