Question

find the range of the data set.
15, 18, 28, 30
range = ?

Explanation:

Step1: Identify maximum value

The maximum value in the data - set 15, 18, 28, 30 is 30.

Step2: Identify minimum value

The minimum value in the data - set is 15.

Step3: Calculate the range

The range is calculated as the difference between the maximum and minimum values. So, Range = 30 - 15.
$30−15 = 15$

Answer:

15