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[See Steps] The following data are the lengths (measured as numbers of words) in a sample of 28 sentences from Chapter 3 of John Grisham's novel The Testament:

Question: The following data are the lengths (measured as numbers of words) in a sample of 28 sentences from Chapter 3 of John Grisham's novel The Testament:

Create graphical display of these data. Write a few sentences commenting on key features of the distribution.
Use these sample data to produce a $95 \%$ confidence interval for the mean length among all sentences in this book.
Comment on whether or not the technical conditions necessary for the validity of this procedure seem to be satisfied.
Remove the outlier, and recalculate the $95 \%$ confidence interval. Comment on how this interval has changed. Did removing the outlier have much impact on the interval?

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[See Steps] The following data are the lengths (measured as numbers of words) in a sample of 28 sentences from Chapter 3 of John Grisham's novel The Testament:

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