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StatisticsQ&A LibraryIn 2011 the U.S. Department of Transportation reported with 95% confidence that the average length of a motor vehicle trip in the United States was 9.72 miles with a margin or error of 0.22 miles. With 95% confidence the authors of the report are claiming that the true average length of a motor vehicle trip in the United States is between and miles. The level of confidence for this estimate is %.Start your trial now! First week only $4.99!*arrow_forward*

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In 2011 the U.S. Department of Transportation reported with 95% confidence that the average length of a motor vehicle trip in the United States was 9.72 miles with a margin or error of 0.22 miles.

With 95% confidence the authors of the report are claiming that the true average length of a motor vehicle trip in the United States is between and miles.

The level of confidence for this estimate is %.

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