Standard Deviation and Variance Statistics Calculator Jay Tanner - 2025

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.  Copy/Paste/Replace with your own data. 117.386, 117.648, 116.038, 117.560, 117.988, 116.222, 116.596, 116.192, 116.884, 117.472, 116.082, 116.280, 117.392, 116.626, 116.010, 116.046, 116.724, 117.054, 116.950, 117.208, 117.152, 116.352, 116.412, 116.798, 117.152, 117.166, 116.020, 117.962, 116.714, 116.670, 116.674, 116.594, 116.944, 117.962, 117.258, 117.440 Statistics Computed From The Above Data Table Mathematical Expression  Numerical Evaluation  Data count 36 Data index 1 to 36 Sum of all given data 4207.628 Arithmetic mean of population or sample 116.87855555556  Sum of squares of all differences from mean  11.997084888889 Population variance 0.33325235802469 Population standard deviation ± 0.57728013825585 Sample variance 0.34277385396825 Sample standard deviation ± 0.58546891802064

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