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Meaghan wants to study her friends’ drinking habits. Meaghan knows that people drink, on average, 0.6...

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Statistics

Meaghan wants to study her friends’ drinking habits. Meaghanknows that people drink, on average, 0.6 alcoholic beverages perday, with standard deviation 0.5. Meaghan investigates how manyalcoholic drinks her 49 friends drink. Meaghan finds that her groupof friends drinks, on average, 0.7 alcoholic beverages per day. DoMeaghan’s friends’ drinking habits differ significantly from peoplein general. In the provided space, type in the answers to thefollowing questions.

1. Which statistical test would you use to solve thisproblem?

2. State the null and alternative hypotheses in words.

3. Locate the critical value that defines the criticalregion.

4. Calculate your statistic.

5. Make a decision with respect to the null hypothesis.

6. Write a concluding sentence in everyday language.

7. Calculate and evaluate Cohen’s d.

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