Essay
Use the following
Students in a small statistics class were asked to count the number of scars both on their "dominant"
hand (the one they use most often) and on their "off"
hand. The summary statistics are provided. It is of interest to compare the average number of scars on the dominant and off hands.
-Construct a 90% confidence interval for the difference in mean number of scars on dominant and off hands. Round your margin of error to two decimal places.
Correct Answer:
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n = 25, so df = 24.
The t endp...View Answer
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Correct Answer:
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The t endp...
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