medida de dispersión ejercicio

2
ISLR Contribuyente Xi fi Fa Xifi 100 5 5 500 250 4 9 1000 340 6 15 2040 380 7 22 2660 500 10 32 5000 32 11200 Media = 350.00 350.00 Rango = 400.00 400.00 Dmmedia = 106.875 106.88 Varianza = 18851.6129 18851.61 Desv. Est. 137.3011759 137.30 CVP = 39.228571% 39.23% Mediana = 380.00 380.00 Moda = 500.00 500.00

Upload: jhonny-romero-ravelo

Post on 10-Feb-2016

214 views

Category:

Documents


1 download

DESCRIPTION

Estadistica

TRANSCRIPT

Page 1: Medida de Dispersión Ejercicio

ISLR ContribuyenteXi fi Fa Xifi fi|Xi-media|fi(Xi-media)^2

100 5 5 500 1250 312500250 4 9 1000 400 40000340 6 15 2040 60 600380 7 22 2660 210 6300500 10 32 5000 1500 225000

32 11200 3420 584400Media = 350.00 350.00Rango = 400.00 400.00Dmmedia = 106.875 106.88Varianza = 18851.6129 18851.61Desv. Est. = 137.3011759 137.30CVP = 39.228571% 39.23%Mediana = 380.00 380.00Moda = 500.00 500.00

Page 2: Medida de Dispersión Ejercicio

fi(Xi-media)^2