Solo disponible en BuenasTareas
• Páginas : 3 (629 palabras )
• Descarga(s) : 0
• Publicado : 14 de junio de 2011

Vista previa del texto
UNIVERSIDAD DE SAN CARLOS DE GUATEMALA
DEPARTAMENTO DE PEDAGOGIA
E – 403 PRÁCTICA DOCENTE SUPERVISADA

60 | 60 | 60 | 60| 60 |
60 | 60 | 60 | 60 | 60 |
60 | 61 | 62 | 62 | 63 |
67 | 67 | 68 | 68 | 69 |
70 | 71 | 73 | 75 | 76 |
76 | 76 | 77 | 80 | 80 |
80 | 82 | 83 | 84 | 85 |A= (Xs – Xi) +1 I= A
A= (85 – 60) +1 N
A= 25 +1I= 26
A=26 35
I= 1Intervalos | F | Fr | Fa | Xm |
60 – 61 | 12 | 0.34 | 12 | 60.5 |
62 – 63 | 3 | 0.08 | 15 | 62.5 |
64 – 65 | 0 | 0 | 15 | 64.5 |
66 – 67 |2 | 0.05 | 17 | 66.5 |
68 – 69 | 3 | 0.08 | 20 | 68.5 |
70 – 71 | 2 | 0.05 | 22 | 70.5 |
72 – 73 | 1 | 0.02 | 23 | 72.5 |
74 – 75 | 1 | 0.02 | 24 | 74.5 |
76 – 77 | 4 | 0.11 | 28 | 76.5 |78 – 79 | 0 | 0 | 28 | 78.5 |
80 – 81 | 3 | 0.08 | 31 | 80.5 |
82 – 83 | 2 | 0.05 | 33 | 82.5 |
84 – 85 | 2 | 0.05 | 35 | 84.5 |
N= 350.93

MEDIA ARITMETICA

Intervalos | F | Xm | F x Xm |
60 – 61 | 12 | 60.5 | 726 |
62 – 63 | 3 | 62.5 | 187 |
64 – 65 | 0 | 64.5 | 0 |
66 – 67 | 2 | 66.5 | 133 |
68 – 69 | 3| 68.5 | 205 |
70 – 71 | 2 | 70.5 | 142 |
72 – 73 | 1 | 72.5 | 72.5 |
74 – 75 | 1 | 74.5 | 74.5 |
76 – 77 | 4 | 76.5 | 306 |
78 – 79 | 0 | 78.5 | 0 |
80 – 81 | 3 | 80.5 | 241 |
82 – 83| 2 | 82.5 | 165 |
84 – 85 | 2 | 84.5 | 169 |
N= 35 2,419
X= F * Xm
N
X=...