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The height (in inches) of males in the United States is believed to be Normally distributed. The average height of a random sample of 50

The height (in inches) of males in the United States is believed to be Normally distributed. The average height of a random sample of 50 American adult males is 69.72 inches and the standard deviation of the 50 heights is s = 4.23.
The 95% Confidence Interval for the average height if males in the United States is_____
Answer using 'Margin of Error' (plus or minus) notation with decimals rounded to the hundredths place.)

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