ptitanic {rpart.plot} | R Documentation |
Titanic data with passenger names and other details removed.
A data frame with 1046 observations on 6 variables.
pclass | passenger class, unordered factor: 1st 2nd 3rd |
survived | factor: died or survived |
sex | unordered factor: male female |
age | age in years, min 0.167 max 80.0 |
sibsp | number of siblings or spouses aboard, integer: 0...8 |
parch | number of parents or children aboard, integer: 0...6 |
The dataset was compiled by Frank Harrell and Robert Dawson:
http://biostat.mc.vanderbilt.edu/twiki/pub/Main/DataSets/titanic.html.
See also:
http://biostat.mc.vanderbilt.edu/twiki/pub/Main/DataSets/titanic3info.txt.
For this version of the Titanic data, passenger details were deleted,
survived
was cast as a factor
,
and the name changed to ptitanic
to minimize confusion with
other versions.
In this data the crew are conspicuous by their absence.
Contents of ptitanic
:
pclass survived sex age sibsp parch 1 1st survived female 29.000 0 0 2 1st survived male 0.917 1 2 3 1st died female 2.000 1 2 4 1st died male 30.000 1 2 5 1st died female 25.000 1 2 ... 1309 3rd died male 29.000 0 0How
ptitanic
was built:
load("titanic3.sav") # from Dr. Harrell's web site # discard name, ticket, fare, cabin, embarked, body, home.dest ptitanic <- titanic3[,c(1,2,4,5,6,7)] # change survived from integer to factor ptitanic$survived <- factor(ptitanic$survived, labels=c("died", "survived")) save(ptitanic, file="ptitanic.rda")This version of the data differs from
etitanic
in the earth
package
in that here survived
is a factor (not an integer)
and age
has some NA
s.