Estadistica

DATOS:
FRECUENCIAS ABSOLUTAS
FRECUENCIA ABSOLUTA SIMPLE

1, 4, 4, 2, 1, 2, 3, 3, 4, 3, 3.

FRECUENCIA ABSOLUTA ACUMULADA

∑Frecuencias Absolutas Simples

1 + 4 = 5 + 4 = 9 + 2 = 11 + 1 = 12 + 2 = 14 + 3 = 17 + 3 = 20 + 4 = 24 + 3 = 27 + 3 = 30

FRECUENCIAS RELATIVAS:FRECUENCIA RELATIVA SIMPLE
X/N= ¿?

1= 0.0333
2= 0.0666
3= 0.1000
4= 0.1333
FRECUENCIA RELATIVA ACUMULADA
∑ Frecuencias Relativas Simples0.033 + 0.133 = 0.166 + 0.133 = 0.299 + 0.066 = 0.365 + 0.033 = 0.398 + 0.066 = 0.464 + 0.100 = 0.564 + 0.100 = 0.664 + 0.133 = 0.797 +0.100 = 0.897 + 0.100 = 0.997

Variable | Frecuencias Absolutas | Frecuencias Relativas | Porcentaje |
(valor) | Simple | Acumulada |Simple | Acumulada | Simple | Acumulado |
1.20 | 1 | 1 | 0.033 | 0.033 | 3.33% | 3.33% |
1.21 | 4 | 5 | 0.133 | 0.166 | 13.32% | 16.65% |1.22 | 4 | 9 | 0.133 | 0.299 | 13.32% | 29.97% |
1.23 | 2 | 11 | 0.066 | 0.365 | 6.66% | 36.63% |
1.24 | 1 | 12 | 0.033 | 0.398 |3.33% | 39.96% |
1.25 | 2 | 14 | 0.066 | 0.464 | 6.66% | 46.62% |
1.26 | 3 | 17 | 0.1 | 0.564 | 9.99% | 56.61% |
1.27 | 3 | 20 | 0.1 |0.664 | 9.99% | 66.66% |
1.28 | 4 | 24 | 0.133 | 0.797 | 13.32% | 79.92% |
1.29 | 3 | 27 | 0.1 | 0.897 | 9.99% | 89.91% |
1.30 | 3 |30 | 0.1 | 0.997 | 9.99% | 99.9% |
Total | 30 | | | | | |

MEDIDAS DE TENDENCIA CENTRAL
MEDIA = 1.25
MEDIANA = 1.26
MODA = 3