1. Find the 5 number summary (min, Q1, median, Q3, max)

2. Find the Interquartile range (IQR) :   Q3 - Q1

3. Minimum value outliers are any values less than Q1 - 1.5 IQR

4. Maximum value outliers are any values greater than Q3 + 1.5 IQR

Last modified: Tuesday, 21 June 2011, 12:00 PM