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During the first 13 weeks of the television season, the Saturday evening 8:00 p.m. to 9:00...

During the first 13 weeks of the television season, the Saturday evening 8:00 p.m. to 9:00 p.m. audience proportions were recorded as ABC 31%, CBS 26%, NBC 27%, and independents 16%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following viewing audience data: ABC 93 homes, CBS 72 homes, NBC 87 homes, and independents 48 homes.

Test with α = 0.05 to determine whether the viewing audience proportions changed.

State the null and alternative hypotheses.

- Find the value of the test statistic. (Round to three decimals.)

- Find the p-value (Round to four decimals.)

Math   Statistics-And-Probability   
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