Grade 6 Statistics: Finding the Range

Worked examples

Real problems from the practice worksheets, solved one step at a time.

1. Example 1

   Find the range of: 4, 6, 7, 9, 14

   1. Find the greatest and least numbers: the greatest is 14 and the least is 4.
   2. The range is the difference: 14 − 4 = 10.
   3. So the range is 10.

   Answer: 10

2. Example 2

   Find the range of: 2, 5, 12, 14, 17

   1. Find the greatest and least numbers: the greatest is 17 and the least is 2.
   2. The range is the difference: 17 − 2 = 15.
   3. So the range is 15.

   Answer: 15

3. Example 3

   Find the range of: 2, 8, 12, 16, 17

   1. Find the greatest and least numbers: the greatest is 17 and the least is 2.
   2. The range is the difference: 17 − 2 = 15.
   3. So the range is 15.

   Answer: 15