Exercise 08.13 (Self-Test) Algorithmic Question 4 0 Check My Wo Exercise 08.07 : 100% Correct ok Video The following sample data are from a normal population: 10, 8, 12, 14, 13, 11, 7, 5. a. What is the point estimate of the population mean? 10 b. What is the point estimate of the population standard deviation (to 2 decimals)? 3.12 c. With 95% confidence, what is the margin of error for the estimation of the population mean (to 1 decimal)? 2.4 d. What is the 95% confidence interval for the population mean (to 1 decimal)? 6.9 13.1 Hide Feedback