Coefficient of variation. Not to be confused with Coefficient of determination. In probability theory and statistics, the coefficient of variation (CV), also known as relative standard deviation (RSD), is a standardized measure of dispersion of a probability distribution or frequency distribution.
Hard boiled eggs in the shell will last about two weeks in the refrigerator. Time to make egg salad! Hard-boiled eggs in their shells can be stored in the refrigerator for 2-3 weeks. Hard cooked eggs may be kept in the refrigerator for up to one week.
1 Hard boiled eggs will keep for 4 days refrigerated in the shell, before they become unpalatable. 2  Soft boiled eggs(hard whites, creamy yolks) will keep in the shell, refrigerated for 2 days.