For many years, TV executives used the guideline that 30% of the audience were watching each...

For many years, TV executives used the guideline that 30% of the audience were watching each of the traditional bi three prime-time networks, and 10% were watching cable stations on a weekday night. A random sample of 500 homes in the Tampa-St. Petersburg area last night showed that 165 homes were tuned into 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 national guideline is still reasonable? Show your work.

Expert Solution

orchestra answered 1 year ago

The television habits of 30 randomly selected children were observed. The sample mean of time watching...

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In the 1950s, there were only a few television channels. Assume each TV channel is independent,...

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How many data points (pieces of data were used to create the regression equation?

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