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Question
From a poll of 800 television viewers, the following data have been accumulated as to their levels of education and their preference of television stations.| Level of Education | ||||
| High School | Bachelor | Graduate | Total | |
| Public Broadcasting | 110 | 190 | 100 | 400 |
| Commercial Stations | 80 | 220 | 100 | 400 |
| Total | 190 | 410 | 200 | 800 |
Test at a= .05 to determine if the selection of a TV station is dependent upon the level of education. Use the p-value approach.
Answer
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