Q2

Last rating period, the percentages of viewers watching several channels between 11 p.m. and 11:30 p.m. in a major TV market were as follows: WDUX WWTY WACO WTJW (News) (News) (Cheers Reruns) (News) Others 15% 24% 22% 18% 21% Suppose that in the current rating period, a survey of 2,000 viewers gives the following frequencies: WDUX WWTY WACO WTJW (News) (News) (Cheers Reruns) (News) Others 346 481 460 346 367 Show that it is appropriate to carry out a chi-square test using these data. Each expected value is 2 Determine whether the viewing shares in the current rating period differ from those in the last rating period at the .10 level of significance. (Round your answer to 3 decimal places.) x12 = HO. Conclude viewing shares of the current rating period from those of the last