You have income data for your entire customer database. Some of your clients are far wealthier than others. Which of the following do outliers least affect?
A) The range
B) The mean
C) The median
D) The standard deviation

Question

Quizplus · Accepted Answer

Outliers are extreme values that can significantly affect measures of central tendency and dispersion such as the mean and standard deviation. The median is less affected by outliers because it only considers the middle value(s) of a dataset and is not affected by extreme values.

You Have Income Data for Your Entire Customer Database