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Part III: Review of One-Sample T-Tests The average age of an undergraduate college student is 21.8 years old. How does our sample's age compare to

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Part III: Review of One-Sample T-Tests The average age of an undergraduate college student is 21.8 years old. How does our sample's age compare to the average? Set your alpha (critical value) at 0.05. 28) Null hypothesis: 29) Alternative hypothesis: 30) Is this a one-tailed or two-tailed t-test

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