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  3. 1 19.7 1 14.7 1 19.5 1 18 1 15.3

1 19.7 1 14.7 1 19.5 1 18 1 15.3 1 13 1 18.1 1 22.6 1 17.2 1 22 2 11.8 2 11.5 2 13.8 2 4 2 12.1 2 13.4 2 16.6 3 15.3 3 17.2 3 22.4 3 21.2 3 22.1 3 22.7 3 24.5 3 19.5 3 21.5 4 14.7 4 14 4 13.7 4 14.6 4 14.4 4 17.2 4 17.2 4 17.4 4 14.6 1) What was the margin of error for the confidence interval for gasoline mileage of make...

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Statistics

119.7
114.7
119.5
118
115.3
113
118.1
122.6
117.2
122
211.8
211.5
213.8
24
212.1
213.4
216.6
315.3
317.2
322.4
321.2
322.1
322.7
324.5
319.5
321.5
414.7
414
413.7
414.6
414.4
417.2
417.2
417.4
414.6

1) What was the margin of error for the confidence interval forgasoline mileage of make 2?

2) What was the lower 95% confidence limit for make 2mileage?

3) What was the upper 95% confidence limit for make 2mileage?

4) What is the value of the t test statistic for testing thehypothesis that makes 2 and 3 do not differ in mileage?

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