data("USArrests")
?USArrests
## starting httpd help server ... done
Basefrank <- USArrests
View(Basefrank)
Exploración de data
class(Basefrank)
## [1] "data.frame"
nrow(Basefrank)
## [1] 50
ncol(Basefrank)
## [1] 4
names(Basefrank)
## [1] "Murder" "Assault" "UrbanPop" "Rape"
colnames(Basefrank)
## [1] "Murder" "Assault" "UrbanPop" "Rape"
head(Basefrank) #6 primeros casos
## Murder Assault UrbanPop Rape
## Alabama 13.2 236 58 21.2
## Alaska 10.0 263 48 44.5
## Arizona 8.1 294 80 31.0
## Arkansas 8.8 190 50 19.5
## California 9.0 276 91 40.6
## Colorado 7.9 204 78 38.7
tail(Basefrank) #6 ultimos casos
## Murder Assault UrbanPop Rape
## Vermont 2.2 48 32 11.2
## Virginia 8.5 156 63 20.7
## Washington 4.0 145 73 26.2
## West Virginia 5.7 81 39 9.3
## Wisconsin 2.6 53 66 10.8
## Wyoming 6.8 161 60 15.6
attributes(Basefrank) #resumen de todo lo hecho
## $names
## [1] "Murder" "Assault" "UrbanPop" "Rape"
##
## $class
## [1] "data.frame"
##
## $row.names
## [1] "Alabama" "Alaska" "Arizona" "Arkansas"
## [5] "California" "Colorado" "Connecticut" "Delaware"
## [9] "Florida" "Georgia" "Hawaii" "Idaho"
## [13] "Illinois" "Indiana" "Iowa" "Kansas"
## [17] "Kentucky" "Louisiana" "Maine" "Maryland"
## [21] "Massachusetts" "Michigan" "Minnesota" "Mississippi"
## [25] "Missouri" "Montana" "Nebraska" "Nevada"
## [29] "New Hampshire" "New Jersey" "New Mexico" "New York"
## [33] "North Carolina" "North Dakota" "Ohio" "Oklahoma"
## [37] "Oregon" "Pennsylvania" "Rhode Island" "South Carolina"
## [41] "South Dakota" "Tennessee" "Texas" "Utah"
## [45] "Vermont" "Virginia" "Washington" "West Virginia"
## [49] "Wisconsin" "Wyoming"