Analyze the table below and answer the question that follows.


Plays a Sport
Does Not Play a Sport
Total

Freshman
17
4
21

Sophomore
12
5
17

Junior
9
6
15

Senior
6
8
14

Total
44
23
67

A sample of students were surveyed during lunch and asked whether or not they played a sport. A student randomly chosen from the sample plays a sport. Find the probability that the student is a junior or a senior