Standard Deviation and Variance Statistics Calculator

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. 500.69765, 502.10455, 504.47247, 500.35314, 502.6735, 505.41068, 505.70404, 505.83761, 504.7462, 502.4594, 505.0779, 504.2868, 501.66372, 500.57416, 504.78211, 500.21903, 500.95788, 502.75955, 502.84189, 502.16471, 505.53631, 504.45975, 501.37581, 500.94381, 503.40099, 500.87138, 503.647, 501.96288, 505.45229, 502.87165, 501.49656, 505.30632, 501.13765, 501.47474, 501.44488, 502.34311, 505.74436, 504.2274, 505.10379, 505.44847, 503.16668, 503.9764, 505.87272, 502.03772, 500.08828, 503.28242, 504.00965, 503.03898, 500.26325, 502.63296 Statistics Computed From The Data Given Above Mathematical Expression  Numerical Evaluation  Data count 50 Data index 1 to 50 Sum of all given data 25152.4052 Arithmetic mean of population or sample 503.048104  Sum of squares of all differences from mean  159.9805557354 Population variance 3.199611114708 Population standard deviation ± 1.7887456819537 Sample variance 3.2649093007225 Sample standard deviation ± 1.8069060021823 Program by Jay Tanner - 2024 - v2.21