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Author Question: Prior to the start of the season, it was expected that audience proportions for the four major news ... (Read 72 times)

blkth103

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on: Mar 25, 2023

Prior to the start of the season, it was expected that audience proportions for the four major news networks would be CBS 28%, NBC 35%, ABC 22% and BBC 15%.  A recent sample of homes yielded the following viewing audience data.

 

 Observed frequencies(fi)
CBS850
NBC980
ABC670
BBC500

 

We want to determine whether or not the recent sample supports the expectations for the number of homes of the viewing audience of the four networks.

 

a.  State the null and alternative hypotheses to be tested.

b.  Compute the test statistic.

c.  The null hypothesis is to be tested at 95% confidence.  Determine the critical value for this test.

d.  What do you conclude?

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by blkth103 on Mar 25, 2023

viper01

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Reply #1 on: Mar 25, 2023
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blkth103

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Reply 2 on: Mar 25, 2023
Thanks for the timely response, appreciate it

ttt030911

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Reply 3 on: Yesterday
Gracias!

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