The following table gives the distribution of computer science aptitude test scores. (Test scores come in whole numbers only.) Find the following: width of each class, sample size, class which contains the median, the actual median, the class which contains the mode, theactualmode. If it is not possible to determine these values, explain why.

Test Score Frequency

0-2 4

3-5 12

6-8 11

9-11 15

12-14 7

15-17 3

18-20 1

**IF POSSIBLE, PLEASE EXPLAIN HOW THIS WAS SOLVED!! THANK YOU!!!!**