Question

The number of tracks on each of 11 albums is shown below: 12 13 12 8 9 11 12 10 9 13 14. Calculate the interquartile range for this data.​

Answer 1

4

Explanation:

After you sort the data, you get:

8,9,9,10,11,12,12,12,13,13,14

We know that the first quartile is 9, and the third quartile is 13, so it is 4