... 18.0, 14.0, 34.5, 10, 11.3, 10, 12. 4, 10 Ex2: Find the mode for the number of branches that six banks have 401, 344, 20 9, 20 1, 22 7, 353 Statistics The Mode (2) Ex3: The data show the number ... The data are in millions of dollars 11 .2, 11.9, 12. 0, 12. 8, 13.4, 14.3 21 Statistics Variance and Standard Deviation for Grouped Data Reading in book [1] 22 Statistics Coefficient of Variation ... mean Statistics The Mean (1) Ex1: The data represent the number of days off per year for a sample of individuals selected from nine different countries Find the mean 20 , 26 , 40, 36, 23 , 42, 35,...