In a particular market there are three commercial television stations, each with its own
evening news program from 6:00 to 6:30 P.M. According to a report in this morning?s local
newspaper, a random sample of 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
The solution gives the details of chi square test for comparing the proportion of viewers of three TV channel. Step by step solution with interpretation of results are given.