Define call it a day. call it a day synonyms, call it a day pronunciation, call it a day translation, English dictionary definition of call it a day. v. called , callÂ·ing , calls v. tr. 1. To say in a loud voice; announce: called my name from across the street; calling out numbers. 2. To demand or ask for...
In descriptive statistics, the interquartile range (IQR), also called the midspread or middle fifty, is a measure of statistical dispersion, being equal to the difference between the upper and lower quartiles, IQR = Q 3 â Q 1.
Unlike total range, the interquartile range has a breakdown point of 50%, and is thus often preferred to the total range. The IQR is used to build box plots, simple graphical representations of a probability distribution.nlike total range, the interquartile range has a breakdown point of 50%, and is thus often preferred to the total range. The IQR is used to build box plots, simple graphical representations of a probability distribution.