WPS Office W 111statistics.rtf OX + Sign in Free Trial - 8 X = Menu A 2 6Q-C- Home Insert Page Layout References Review View Section Tools Student Tools O Click to find commands to cut Calibri 11 - A A Q Aa- AaBbCcD. A a BIAaBb( AaBb( FA Paste " Copy Format BI U A - X X2 A . L . A . A Normal Heading 1 Heading 2 Find and Select Settings Painter 2 Heading 3 Word Typesetting Student Tools Replace Find the following based on the set of scores (5pts) 15,10,14,20,8,3 X cf % 50 1.1 EX 40 1.2 Xx2 30 1.3 ([x2) 20 2 10 1.4 [(X-3) 1.5 E(x - 3)2 6. Find the median on the following: 2. Compute the mean in a grouped frequency data A. 10,7,4,5,8 B. 18,20,10,13,15,12 cf Midpoint f.m 91-100 5 C. 80,60,40,55,70,90 81-90 71-80 61-70 51-60 7. 3. Find the population variance and standard deviation 20 observations, where EX=850 and Ex2f = 40,500 Find the sample variance and standard deviation 8. A set of N=30 scores presented as raw data and organized in stem and leaf display X=10,12,18,20 90 29 19 15 88 4. Find the population variance and standard deviation in a grouped frequency data 85 40 21 79 61 86 51 37 68 67 Find the sample variance and standard deviation in a grouped frequency data 71 45 58 57 91 72 28 89 49 59 65 96 98 93 35 Quiz scores f 41-50 4 31-40 N 21-30 W 11-20 1 Page Num: 1 Page: 1/2 Section: 1/1 Row: 1 Column: 1 Words: 113 Spell Check . Compatibility Mode (0 90% - - O 27'C