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. 712.11660, 711.61190, 713.94060, 715.35470, 714.91500, 713.62725, 715.25375, 712.78785, 714.61670, 714.10410, 711.57480, 715.08415, 713.55085, 711.44810, 714.87920, 714.17405, 714.18730, 711.88770, 715.83210, 715.91480, 715.09405, 713.07370, 715.75795, 713.03595, 715.94955, 715.53480, 711.47790, 714.47715, 712.41800, 714.27945, 712.98285, 713.55570, 712.49665 Statistics Computed From The Above Data Table Mathematical Expression  Numerical Evaluation  Data count 33 Data index 1 to 33 Sum of all given data 23556.9952 Arithmetic mean of population or sample 713.84833939394  Sum of squares of all differences from mean  65.725228843789 Population variance 1.9916736013269 Population standard deviation ± 1.4112666655622 Sample variance 2.0539134013684 Sample standard deviation ± 1.4331480737762

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