@ -51,7 +51,7 @@ To help us understand the distribution of data, it is helpful to talk about **qu
Graphically we can represent relationship between median and quartiles in a diagram called the **box plot**:


Here we also computer **inter-quartile range** IQR=Q3-Q1, and so-called **outliers** - values, that lie outside the boundaries [Q1-1.5*IQR,Q3+1.5*IQR].