ASWSBE14 10.E.020.MI. MY NOTES ASK YOUR TEACHER PRAC You may need to use the appropriate appendix table or technology to answer this question. Recall the method used to obtain a confidence interval for the difference between two population means for matched samples. (a) The following data are from matched samples taken from two populations, Compute the difference value for each element. (Use Population 1 - Population 2.) Population 7. (-/8.33 Points] DETAILS Element 1 2 Difference L 11 6 2 7 3 4 in 6 6. 4 12 5 5 13 8 6 15 7 15 12 (b) Compute d (c) Compute the standard deviation 5 (Round your answer to two decimal places.)