Quiz

You have conducted a survey to estimate the difference between the number of times per week that students drink alcohol and the number of times that non-students drink.  The 12 students averaged 2 times per week with a standard deviation of 1 time, and the 14 non-students averaged 3 times per week with a standard deviation of 2 times.  Determine the appropriate 95% confidence interval and use a complete sentence or two to interpret this interval.