Explain how you got it

8.

Step-by-step explanation:

So the data is between 1 and 9. (Technically 0 doesn't count as having a part in range.)

So what you do it 9 - 1 = 8.

Quite simple actually.

9

Step-by-step explanation:

The range of the data is the difference between the largest and smallest value.

If we look on the chart, we can see:

9 is the largest value, and

0 is the smallest value.

This means we will subtract 9 - 0 = 9.

The range of this set of data is 9.

1. 22

2. 1

3. 7

4. 18

step-by-step explanation

e2020 got it right