Based on the Nielsen ratings, the local CBS affiliate claims its 11 p.m. newscast reaches 50% of the viewing audience in
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Based on the Nielsen ratings, the local CBS affiliate claims its 11 p.m. newscast reaches 50% of the viewing audience in
Based on the Nielsen ratings, the local CBS affiliate claims its 11 p.m. newscast reaches 50% of the viewing audience in the area. In a survey of 100 viewers, 35% indicated that they watch the late evening news on this local CBS station. What is the z test statistic? 1) 1.50 2) -1.50 3) 3.00 4) -3.00
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