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Question: q7...

Question details

An insurance company collects data on seat-belt use among drivers in a country. Of 1600 drivers 25-34 years old, 26% said that they buckle up, whereas 484 of 1900 drivers 50-59 years old said that they did. Find a 98% confidence interval for the difference between the proportions of seat-belt users for drivers in the age groups 25-34 years and 50-59 years Construct a 98% confidence interval to D The 98% confidence interval for p1-p2 is from (Round to three decimal places as needed.)


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