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Project Description:

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 29%, cbs 28%, nbc 25%, and independents 18%. a sample of 300 homes two weeks after a saturday night schedule revision yielded the following viewing audience data: abc 95 homes, cbs 70 homes, nbc 89 homes, and independents 46 homes. test with a= 0.05 to determine whether the viewing audience proportions changed.
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