# Statistics Examples

, , , , ,

Step 1

Step 1.1

The mean of a set of numbers is the sum divided by the number of terms.

Step 1.2

Simplify the numerator.

Step 1.2.1

Add and .

Step 1.2.2

Add and .

Step 1.2.3

Add and .

Step 1.2.4

Add and .

Step 1.2.5

Add and .

Step 1.3

Divide by .

Step 2

Calculate the distance between each data point and the mean. These are called absolute deviations.

Step 3

Step 3.1

Add and .

Step 3.2

Add and .

Step 3.3

Add and .

Step 3.4

Add and .

Step 3.5

Add and .

Step 4

Step 4.1

Divide by .