(Answered) The length of the first 10 words of 2 books are listed

Economics

The length of the first 10 words of 2 books are listed below. Find the range and standard deviation for each of the two samples, then compare the two sets of results. Does this appear to be a difference in variation? Book 1:6 6 10 5 7 12 4 12 9 7. Book 2:3 3 4 2 5 4 2 2 6 4 Find the range for book 1 Range = __ letters

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