F- C www-awu.aleks.com/alekscgi/x/Isl.exe/10_u-IgNslkr7j8P3jH-lv-6txjbonmDn/WsVrRAXK6XnHkiRvH2tl80JN-OhuQS719taed_CHIpbMeqYQhKuHbV7gn8TsAf0PrkH9QCtMzoJmk DESCRIPTIVE STATISTICS E Summation of indexed data The following is a list of 13 measurements. -15, -88, -72, 59, 54, 52, -85, -14, -59, 10, -25, 72, -34 Send data to calculator Send data to Excel Suppose that these 13 measurements are respectively labeled X, , X,, ..., X13. (Thus, -15 is labeled x,, -88 is labeled x,, and so on.) Compute the following. 13 E 28 = 1 Round your answer to at least two decimal places. X