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
24

Data index
1 to 24

Sum of all given data
17774.41842

Arithmetic mean of population or sample
740.6007675

 Sum of squares of all differences from mean 
398871.81633409

Population variance
16619.65901392

Population standard deviation
± 128.9172564629

Sample variance
17342.252884091

Sample standard deviation
± 131.68998778985