Homefree-seo-toolsEmpirical (68-95-99.7) Rule Calculator Empirical (68-95-99.7) Rule Calculator unique advertisement 0 Empirical or 68-95-99.7 Rule Calculation Enter all the numbers separated by comma [E.g: 13,23,12,44,55] Total Numbers: Mean (Average): Standard Deviation: Empirical Rule Newer Older