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    Chi square test of independence for TV Channels

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    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
    three channels?

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    Solution Summary

    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.