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Statistics - Hypothesis Test using the Chi Square

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Provide an example of how you could/would apply a hypothesis test using Chi Square? State the null and alternate hypotheses. You do not need to complete the entire five step process using actual numbers.
Note there are no symbols used in stating a Chi Square type hypothesis - only words.

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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 ...

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