---

Status: Waiting for your answers.

Given: Sentences were chosen at random from Carl Sagan's book The Demon-Haunted World. The number of words in the sentences were counted. This is the result. 19 12 14 13 21 7 9 3 7 23 6 12 20 8 22 3 3 19 19 10 17 7 3 12 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 [, ]