Outlier

Values that are very small or very large relative to the majority of the values in a data set





Outlier in histogram

Outlier in scatter plot

Outlier in boxplot

Variables that are sensitive to extreme value

1. Mean
2. Variance
3. Standard deviation
4. Range

Variables that are not sensitive to extreme value

1. Median
2. Mode

By : Fatin Farhana binti Marzuki

References :

Retrieved on April 19, 2017 www.itl.nist.gov/div898/handbook/prc/section1/prc16.html