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# Use the following to answer the questions below:Students in a small statistics class were asked to ...

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Use the following to answer the questions below:

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.

 ​ n ​ s Dominant 25 1.92 2.326 Off 25 2.72 3.007 Difference (D - O) 25 -0.8 2.363

Test to see if the mean number of scars on dominant hands is significantly different from the mean number of scars on off hands. Use a 10% significance level. Include all of the details of the test.
Textbook

## Statistics: Unlocking the Power of Data

Edition: 3rd
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edatayedatay
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 Sign in or Sign up in seconds to unlock everything for free More solutions for this book are available here This verified answer contains over 820 words.

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mktrujillo Author
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2 months ago
 Good timing, thanks!
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 You make an excellent tutor!
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 Thank you, thank you, thank you!
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