Reconsider the previous question.
a. State the appropriate null and alternative hypotheses for testing whether Grisham tends to use shorter sentences for his books aimed at teenage readers than in his books aimed at a general audience.
b. Calculate the sample mean and SD of the sentence lengths for each group.
c. Explain why the calculations in part (b) indicate that
there€™s no reason to proceed with testing the hypotheses stated in part (a).

Data from previous exercise

A student investigated whether popular novelist John Grisham uses shorter sentences in his books aimed at teenage readers than in his more general books. She took a sample of sentences from two of his books: Th e Confession, aimed at general readers, and Th eodore Boone: Kid Lawyer, aimed at teenage readers. She then recorded the length (number of words) in each sentence. Th e sorted data appear below and in the file GrishamSentences.

The Confession (55 sentences)

The odore Boone: Kid Lawyer (29 sentences)

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2 2 3 3 4 4 6 7 8 88 8 9 9 9 99 10 10 10 10 11 11 12 12 12 13 13 13 13 13 14 14 14 15 15 15 15 15 15 16 17 18 19 21 21 21 23 23 24 29 29 32 34 39 3 4 4 77 8 11 11 12 12 13 13 14 14 14 15 16 16 17 19 19 20 20 20 22 25 29 30 47