Consider the following data:

8.9 10.2 11.5 7.8 10.0 12.2 13.5 14.1 10.0 12.2

6.8 9.5 11.5 11.2 14.9 7.5 10.0 6.0 15.8 11.5

1. What is the largest value? Lowest value?

2. Define the number of classes.

3. Define class width.

4. Construct frequency distribution