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introductory course In a previous year, 58% of females aged 15 and older lived alone. A sociologist tests whether this percentage is different today by

introductory course

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In a previous year, 58% of females aged 15 and older lived alone. A sociologist tests whether this percentage is different today by conducting a random sample of females aged 15 and older and finds that are living alone. Is there sufficient evidence at the level of significance to conclude the proportion has changed

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