The table below summarizes results from a study of people who refused to answer survey questions. A market researcher is not interested in refusals of subjects below 22 years of age or over 59. Find the probability that the selected person refused to answer of is below 22 or is older than 59.
Age |
Responded |
Refused |
18-21 |
77 |
14 |
22-29 |
259 |
23 |
30-39 |
249 |
36 |
40-49 |
140 |
29 |
50-59 |
142 |
38 |
60 and over |
206 |
60 |