12:15 Done 28 of 30 ome File Edit View History Bookmarks Profiles Tab Window Help Home X Gradebook Question 7 - Wk 3 - Practice: V X C ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fvle.phoenix.ed... * 3 - Practice: Wk 3 Exercise [due Day 5] i Saved Help Save & Exit Subm check my work mode : This shows what is correct or incorrect for the work you have completed so far. It does not indicate completion Return to question 7 A random sample of 10 exam scores showed a standard deviation of 7.2 points. Find the 95 percent confidence interval for the population standard deviation. Use Appendix E to obtain the values of 7; and x . (Round your answers to 2 decimal places.) oints The 95% confidence interval is from 4.95 to 13.14 Mc