Simple statistics a basic structure for computing min, max, average and variance. Using gts_range_init(), gts_range_add_value() and gts_range_update(), you can easily maintain basic statistics about an ensemble of values. A simple statistics structure. @min: Minimum value of the population. @max: Maximum value of the population. @sum: @sum2: @mean: Average value of the population. @stddev: Standard deviation of the population. @n: Number of samples in the population. @r: @r: @val: @r: @r: @r: @fptr: