29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a Saturday night schedule re ed the following viewing audience data: ABC 95 homes, CBS 70 homes, NBC 89 homes, and independents 46 homes. Test .05 to determine whether the viewing audience proportions changed. Use Table 12.4. nd your answers to two decimal places. 6.87 lue is between and dusion: re is no significant change in the viewing audience proportions.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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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 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 = .05 to determine whether the viewing audience proportions changed. Use Table 12.4.
Round your answers to two decimal places.
6.87
p-value is between
and
Conclusion:
There is no significant change in the viewing audience proportions.
Transcribed Image Text: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 = .05 to determine whether the viewing audience proportions changed. Use Table 12.4. Round your answers to two decimal places. 6.87 p-value is between and Conclusion: There is no significant change in the viewing audience proportions.
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