CCGPS CA 4.1.1 Example 3

A website captures information about each customer's order. The total dollar amounts of the last 8 orders are listed in the table below. What is the mean absolute deviation of the data?

[list=1] [*]To find the mean absolute deviation of the data, start by finding the mean of the data set. [*]Find the sum of the data values, and divide the sum by the number of data values. [*]Find the absolute value of the difference between each data value and the mean: |data value – mean|. [*]Find the sum of the absolute values of the differences. [*]Divide the sum of the absolute values of the differences by the number of data values. [/list]