Standard Deviation and Variance Statistics Calculator v2.0 - Jay Tanner - 2017

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. 897.12, 604.027, 819.505, 825.331, 555.567, 871.049, 709.35, 949.017, 705.224, 613.145, 810.34, 720.671, 548.587, 897.508, 937.591, 631.272, 732.194, 861.646, 513.412, 859.283, 996.289, 642.414, 967.617, 602.104, 515.692, 731.806, 903.934, 684.154, 791.396, 546.075, 940.598, 553.159, 719.046, 732.024, 901.325, 876.381, 718.041, 824.587, 971.629, 909.403, 883.885, 814.145, 936.659, 950.802, 653.025 Statistics Computed From The Data Given Above Mathematical Expression  Numerical Evaluation  Data count 45 Data index 1 to 45 Sum of all given data 34828.029 Arithmetic mean of population or sample 773.9562  Sum of squares of all differences from mean  909868.258247 Population variance 20219.2946277 Population standard deviation ± 142.194566098 Sample variance 20678.8240511 Sample standard deviation ± 143.801335359