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Calculate the mean of moviegoers

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Problem-

The average "moviegoer" sees 8.5 movies a year. A moviegoer is defined as a person who sees at least one movie in a theater in a 12-month period. A random sample of 40 moviegoers from a large university revealed that the average number of movies seen per person was 9.6. The population standard deviation is 3.2 movies. At the 0.05 level of significance, can it be concluded that this represents a difference from the national average?

Additional information-

This problem relates to Basic Statistics and it is about calculate the mean of moviegoers and concluding whether or not the sample can represent the entire population. This has been described in the solution with calculation.

Reference no: EM13827885

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