Question

in a recent survey, 8 people were each asked the number of times they have been on an airplane. here is a list of the responses.
8, 11, 5, 22, 9, 18, 5, 20
find the range of the data set.

Explanation:

Step1: Identify max and min values

Max = 22, Min = 5

Step2: Calculate range (max - min)

$\text{Range} = 22 - 5$

Answer:

17