Analisis estadistico de practica docente

ANALISIS ESTADISTICO de cuarto grado de magisterio de Lengua y Literatura Hispanoamericana, sección A.
55 - 54 - 68 - 87 - 71 - 33 - 33 - 96 - 50 - 88
87 - 49 - 34 -81 - 48 - 39 - 94 - 39 - 84 - 76
70 - 96 - 75 - 77 - 80 - 90 - 70 - 92 - 58 - 86
83 - 56 - 75 - 71 - 87 - 85 - 65 - 93 - 96 - 83
45 - 85 -53 - 84 - 40 - 98 - 86 - 86 - 50 - 61

Rango = R
R=D> - D< D>= Dato mayor D< Dato menor
R= 98- 33
R = 65

Número de Clase= K
K= 1+3.33 (Log. N)
K=1+3.33 (Log. 50)
K= 1+3.33 (1.69897)
K= 1 + 5.66
K= 6.66

Amplitud del Intervalo = I
I= R/K
I=65/6.66
I= 9.759
I= 10

K | Intervalo | Recuento | f | Faac | L.R | Xs | ∑fXs |
| | | || I | S | | |
1 | 33-42 | IIII I | 6 | 6 | 32.5 | 42.5 | 37.5 | 225 |
2 | 43-52 | IIII | 5 | 11 | 42.5 | 52.5 | 47.5 | 237.5 |
3 | 53-62 | IIII I | 6 | 17 | 52.5 | 62.5 | 57.5 |345 |
4 | 63-72 | IIII I | 6 | 23 | 62.5 | 72.5 | 67.5 | 405 |
5 | 73-82 | IIII I | 6 | 29 | 72.5 | 82.5 | 77.5 | 465 |
6 | 83-92 | IIII IIII IIII | 15 | 44 | 82.5 | 92.5 | 87.5 |1312.5 |
7 | 93-102 | IIII I | 6 | 50 | 92.5 | 102.5 | 97.5 | 585 |
∑f=50 ∑=3575

Medidas deTendencia Central
Media Aritmética X
X= ∑fXs
N
X= 3575
50
X= 71.5

Moda Mo.
∆1= 15-6= 9
∆1=15-6= 9
LRI=Donde hay mas “f”
Mo= LRI + ∆1___ i∆1 + ∆2
Mo= 82.5 + 9 10
9+9
Mo= 82.5 + 9 10
18
Mo=82.5 + (0.5) 10

Mo=82.5 + 5

Mo=87.5

Mediana MdMd= LRI + N – faac N 50=25
2_____ i 2 2
f
Md=72.5 + 25 – 23...