This pertains to the topic Nonparametric Methods: Chi-Square Applications:
For many years TV executives used the guideline that 30 percent of the audience were watching each of the prime-time networks and 10 percent were watching cable stations on a weekday night. A random sample of 500 viewers in the Tampa-St. Petersburg, Florida, area last Monday night showed that 165 homes were tuned in to the ABC affiliate, 140 to the CBS affiliate, 125 to the NBC affiliate, and the remainder were viewing a cable station. At the .05 significance level, can we conclude that the guideline is still reasonable?© BrainMass Inc. brainmass.com March 21, 2019, 1:51 pm ad1c9bdddf
The solution explains chi-squared applications for non-parametric methods.