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Use amounts in millions of dollars grossed by movies in categories with PG, PG-13, and R ratings. The data is in the Movie's tab of
Use amounts in millions of dollars grossed by movies in categories with PG, PG-13, and R ratings. The data is in the Movie's tab of the Final Exam Data file on Blackboard. Use a 0.05 level of significance to test whether PG, PG-13 and R rated movies have the same mean gross amount.
Use the Fisher comparisons to determine which group, if any, is different from the others.
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