QUESTION 15 24 points Save Answer (24 points) Part A. The ages of employees hired at your restaurant are summarized in the chart below. Estimate the mean age of the employees using the appropriate formula. Part B. Estimate the standard deviation using the appropriate formula of the ages of the employees. (show your work to receive ANY credit - partial credit can be given but you must show some work) Ages # 18. up to 22. 6 22 up to 26. CO 26 up to 30. 13 30 up to 34. 19 34 up to 38. 8 For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial 10pt v Ev ... SEE x2 X 2 ST The + O WORDS POWERED BY TINY P Save All Answers Save and Submit Click Save and Submit to save and submit. Click Save All Answers to save all answers. DD 868 FB F9 F 10 F3 FA esc a 2 3 P T U O W R H K C S D G