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In a previous​ year, 56 ​% of females aged 15 and older lived alone. A sociologist...

In a previous​ year, 56 ​% of females aged 15 and older lived alone. A sociologist tests whether this percentage is different today by conducting a random sample of 350 females aged 15 and older and finds that 203 are living alone. Is there sufficient evidence at the alpha equals0.01 level of significance to conclude the proportion has​ changed?

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