Ley 1228 Del 2008

PROBLEMA: ENCUASTA REALIZADA A 90 PERSONAS, ¿ CANTIDAD DE AMIGOS QUE HAN AGREGADO AL FACEBOOK EN LOS ULTIMOS 2 MESES?
12 | 13 | 14 | 15 | 16 | 22 | 34 | 56 | 78| 23 | 35 | 12 | 32 | 45 | 67 |
22 | 16 | 15 | 13 | 14 | 16 | 54 | 7 | 89 | 67 | 45 | 32 | 45 | 65 | 90 |
28 | 56 | 65 | 78 | 99 | 98 | 76 | 95 | 40 | 50 | 34 |56 | 89 | 23 | 34 |
12 | 34 | 56 | 34 | 56 | 34 | 35 | 37 | 38 | 94 | 56 | 78 | 12 | 25 | 27 |
32 | 35 | 31 | 33 | 32 | 33 | 35 | 17 | 36 | 18 | 23 | 20 | 22 |20 | 18 |
34 | 23 | 98 | 68 | 67 | 66 | 24 | 22 | 23 | 34 | 45 | 23 | 35 | 56 | 34 |

(Yi- 1)-Yi | ni | hi | Ni | Hi | Yi | niYi | Zi | (Zi)2 ni |------------- | ------------------- | | | | | | | | |
6,0 | 18,0 | 17 | 0,19 | 17 | 0,19 | 12 | 204 | -28,93 | 14231,34 |
18,0 | 30,0 | 16 | 0,18 | 33 | 0,37 | 24 |384 | -16,93 | 4587,80 |
30,0 | 42,0 | 25 | 0,28 | 58 | 0,64 | 36 | 900 | -4,93 | 608,44 |
42,0 | 54,0 | 6 | 0,07 | 64 | 0,71 | 48 | 288 | 7,07 | 299,63 |
54,0| 66,0 | 10 | 0,11 | 74 | 0,82 | 60 | 600 | 19,07 | 3635,38 |
66,0 | 78,0 | 8 | 0,09 | 82 | 0,91 | 72 | 576 | 31,07 | 7721,10 |
78,0 | 90,0 | 3 | 0,03 | 85 |0,94 | 84 | 252 | 43,07 | 5564,21 |
90,0 | 102,0 | 5 | 0,06 | 90 | 1,00 | 96 | 480 | 55,07 | 15161,69 |
— | — | 90 | 1 | — | — | — | 3684 | — | 51809,60 |

n |90 |
X | 99-7= 92 |
M | 1-3,3*LOG 90 | 7,45 = 8 |
C | 92/8 | 11,50= 12 |
Cnuevo | (8*12)-92= 4 |
Xmin | 7 | |
xmax| 99 | |
MODA | 36 |   |
MEDIANA | 53,0 |   |
MEDIA | 40,29 |   |
Variansa S2 | 616,77 |   |
Desviacion S | 24,83 |   |
  |
| 40,29 |   |

GRAFICAS