Last rating period, the percentages of viewers watching several channels between 11 P.M. and 11:30 P.M. in
Question:
Suppose that in the current rating period, a survey of 2.000 viewers gives the following frequencies:
a. Show that it is appropriate to carry out a chi-square test using these data,
b. Test to determine whether the viewing shares in the current rating period differ from those in the last rating period at the .10 level of significance. What do you conclude?
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Related Book For
Business Statistics In Practice
ISBN: 9780073401836
6th Edition
Authors: Bruce Bowerman, Richard O'Connell
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