OUTLIER

Definition of Outlier

An outlier is an element of a data set that distinctly stands out from the rest of the data.

Examples of Outlier

  • An outlier in the list 212, 361, 201, 203, 227, 221, 188, 192, 198 is 361
  • An outlier in the list 14, 9, 17, 19, 42, 22, 35, 99, 32, 2 is 99

Video Examples: Statistics - How to find outliers


Solved Example on Outlier

Ques: Identify the outlier of the data set. 216, 403, 203, 210, 227, 220, 190, 194

    Choices:
    A. 403
    B. 216
    C. 210
    D. 220
    Correct answer: A

Solution:

    Step 1: An outlier is an element of a data set that distinctly stands out from the rest of the data.
    Step 2: In the given data set, 403 is far apart from the remaining data values.
    Step 3: So, the outlier of the data set is 403.