Example 5: Find a 90% confidence interval for the mean difference in he mileage obtained for tires with the new material and tires with the old material. Following are the paired differences (new minus old) for each f the 17 riders, chosen at random, who took part in the experiment: 50, 45, 50, 50, 100, 100, 100, -10, 75, -25, 0, 25, 75, 25, 50, 40, 35

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Example 5: Find a 90% confidence interval for the mean difference in
the mileage obtained for tires with the new material and tires with the old
material. Following are the paired differences (new minus old) for each
of the 17 riders, chosen at random, who took part in the experiment:
50, 45, 50, 50, 100, 100, 100, -10, 75, -25, 0, 25, 75, 25, 50, 40, 35
Transcribed Image Text:Example 5: Find a 90% confidence interval for the mean difference in the mileage obtained for tires with the new material and tires with the old material. Following are the paired differences (new minus old) for each of the 17 riders, chosen at random, who took part in the experiment: 50, 45, 50, 50, 100, 100, 100, -10, 75, -25, 0, 25, 75, 25, 50, 40, 35
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