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#Promedio
Nile
## Time Series:
## Start = 1871 
## End = 1970 
## Frequency = 1 
##   [1] 1120 1160  963 1210 1160 1160  813 1230 1370 1140  995  935 1110  994 1020
##  [16]  960 1180  799  958 1140 1100 1210 1150 1250 1260 1220 1030 1100  774  840
##  [31]  874  694  940  833  701  916  692 1020 1050  969  831  726  456  824  702
##  [46] 1120 1100  832  764  821  768  845  864  862  698  845  744  796 1040  759
##  [61]  781  865  845  944  984  897  822 1010  771  676  649  846  812  742  801
##  [76] 1040  860  874  848  890  744  749  838 1050  918  986  797  923  975  815
##  [91] 1020  906  901 1170  912  746  919  718  714  740
# media o promedio
mean(Nile)
## [1] 919.35
# mediana
median(Nile)
## [1] 893.5
# media recortada al 10%
mean(Nile,trim=10/100)
## [1] 912.1875
#Desviacion estandar muestral
sd(Nile)
## [1] 169.2275
# varianza
var(Nile)
## [1] 28637.95
# Ordeno los valores de menor a mayor
sort(Nile)
##   [1]  456  649  676  692  694  698  701  702  714  718  726  740  742  744  744
##  [16]  746  749  759  764  768  771  774  781  796  797  799  801  812  813  815
##  [31]  821  822  824  831  832  833  838  840  845  845  845  846  848  860  862
##  [46]  864  865  874  874  890  897  901  906  912  916  918  919  923  935  940
##  [61]  944  958  960  963  969  975  984  986  994  995 1010 1020 1020 1020 1030
##  [76] 1040 1040 1050 1050 1100 1100 1100 1110 1120 1120 1140 1140 1150 1160 1160
##  [91] 1160 1170 1180 1210 1210 1220 1230 1250 1260 1370
Nile
## Time Series:
## Start = 1871 
## End = 1970 
## Frequency = 1 
##   [1] 1120 1160  963 1210 1160 1160  813 1230 1370 1140  995  935 1110  994 1020
##  [16]  960 1180  799  958 1140 1100 1210 1150 1250 1260 1220 1030 1100  774  840
##  [31]  874  694  940  833  701  916  692 1020 1050  969  831  726  456  824  702
##  [46] 1120 1100  832  764  821  768  845  864  862  698  845  744  796 1040  759
##  [61]  781  865  845  944  984  897  822 1010  771  676  649  846  812  742  801
##  [76] 1040  860  874  848  890  744  749  838 1050  918  986  797  923  975  815
##  [91] 1020  906  901 1170  912  746  919  718  714  740
#Rango
Rango=max(Nile)-min(Nile)
Rango
## [1] 914
# Cuartiles
quantile(Nile,0.25)
##   25% 
## 798.5
quantile(Nile,0.5)
##   50% 
## 893.5
quantile(Nile,0.75)
##    75% 
## 1032.5
#Resumen de los cinco numeros
summary(Nile)
##    Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
##   456.0   798.5   893.5   919.4  1032.5  1370.0

library(help = datasets) Nile