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Status: Waiting for your answers.

Given: Sentences were chosen at random from Mario Puzo's book The Godfather. The number of words in the sentences were counted. This is the result. 8 12 14 9 9 5 4 9 11 4 12 9 21 18 21 8 11 20 10 16 5 5 11 10 Problem: Use the data above to: a) determine the mean and sample standard deviation, b) calculate a 95% margin of error, c) determine the respective confidence interval.     Mean (x̄) = Sample Standard Deviation (s) = Margin of Error = The confidence interval is [, ]