Mathematics, 07.03.2020 04:02 garciagang0630
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 30%, CBS 26%, NBC 22%, and independents 22%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following viewing audience data: ABC 91 homes, CBS 68 homes, NBC 83 homes, and independents 58 homes. Test with to determine whether the viewing audience proportions changed. Compute the value of the test statistic (to 2 decimals).
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During the first 13 weeks of the television season, the Saturday evening 8:00 P. M. to 9:00 P. M. au...
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