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A report from the us department of agriculture shows that the mean America consumption of carbonated beverages per year is greater than 52 gallons. A
A report from the us department of agriculture shows that the mean America consumption of carbonated beverages per year is greater than 52 gallons. A random sample of 30 Americans yielded a sample mean of 69 gallons. Assume that the population standard deviation is 30 gallons and the consumption of carbonated beverages per year follows a normal distribution. Calculate a 95% confidence interval and write it in a sentence.
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