---

Status: Waiting for your answers.

Given: Sentences were chosen at random from Douglas Adams's book Mostly Harmless. The number of words in the sentences were counted. This is the result. 15 5 15 6 9 10 3 20 18 11 3 18 23 19 6 6 7 11 8 21 12 15 14 23 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 [, ]