A box and whisker plot is a graphical representation of a set of data that displays the median, quartiles, and range of the data set. It is a useful tool for visualizing data distributions and comparing data sets. The box and whisker plot is a great way to quickly identify
From Wikipedia
In descriptive statistics, a box plot or boxplot is a method for demonstrating graphically the locality, spread and skewness groups of numerical data through their quartiles.