During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M.
Question:
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 24%, and independents 20%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following viewing audience data: ABC 91 homes, CBS 60 homes, NBC 83 homes, and independents 66 homes. Test with = .05 to determine whether the viewing audience proportions changed.
Round your answers to two decimal places.
Test statistic =
p-value is between - (less than .005, between .005 and .01, between .01 and .025, between .025 and .05, between .05 and .10, greater than .10)
Conclusion:
(There is a significant change in the viewing audience proportions. OR There is no significant change in the viewing audience proportions)
Statistical Techniques in Business and Economics
ISBN: 978-0078020520
16th edition
Authors: Douglas Lind, William Marchal