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A researcher calculated a 95% confidence interval for the proportion of registered voters in Arizona who voted in the 2016 presidential election. The confidence interval

A researcher calculated a 95% confidence interval for the proportion of registered voters in Arizona who voted in the 2016 presidential election. The confidence interval is shown below. Use the given confidence interval to find the margin of error and the sample proportion. (0.239,0.273) (Type in a decimal.) 11 (Type in a decimal.)

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