In a particular market there are three commercial television stations, each with its own evening news program from 6:00-6:30 pm. According to a report in this morning’s local newspaper, a random sampleof 150 viewers last night revealed 53 watched the news on WNAE (channel 5), 64 watched on WRRN (channel 11) and 33 on WSPD ( channel 13). At the .05 significance level, is there a difference in the proportion of viewers watching the three channels?
The solution explains the questions in a good amount of detail. It can be easily understood by anyone with a basic understanding of Hypothesis Testing. Overall, a good response.