Q. There are three commercial television channels in a particular market, each broadcasting its own evening news program from 6 pm to 6:30 pm. ACcording to a local newspaper report this morning, in a random sample of 150 viewers last night, 53 were WNAE (Channel 5), 64 were WRRN (Channel 11), and 33 were WSPD (Channel 13). I found out that I watched the news. Is there a difference in the percentage of viewers Notobing the +hree ohonpele ot +be 05

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