... III 0 0 13 10 0 0 II 19 0 0 0 19 10 0 0 I 16 , 2, 83, 1, 0 0 1, 2 38 2, 2, 13 , 1, 32 84, 0, III 16 0 0 16 10 0 0 II 0 14 , 1, 85, 0, 1 I 25 , 2, 75, 1, 0 0 1, N Nam 13 31 6, 22 , 1, 22 70, 0, 2, 0 Tuy ... 52, 6 60 11 16 12 , 87, 10 62, 57, 4 25 35 55, II 57, 86, 3 42, 0 74, I 62, 37, 70, 0 80, 31 11 35, 86, 16 51, 59, 12 , 9 35 66 ,2 87 53 % 58 0 81, 28 ,9 27 ,2 55,7 im s trung bỡnh l = 26 ,2, ú nhng HS ... 2: Tc c TV ca HSDT theo gii tớnh NHểM TC GII TNH n SL % SL % 38, TB MC SL Mc III 0 II 19 21 , 84 I 50 38 18 ,4 III N 13 Nam 61, 26 ,4 36, 12 63, 60, 15 , 29 , 59, 93, 3 50 67 88 20 52, 6 60 11 16 ...