R pres demo

Tanushree /Titanic Assignment
24 sep 2017

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Titanic=read.csv("Titanic Data.csv")

How many passenegers were there on titanic?

dim(Titanic)

[1] 889   8

```

How many passengers survived the sinking of the Titanic?

sum(Titanic$Survived==1)

[1] 340

nrow(subset(Titanic,Survived==1))

[1] 340

attach(Titanic)
length(which(Titanic$Survived==1))

[1] 340

```

Create a one-way contingency table summarizing the Titanic passengers based on how many survived and how many died

Error in factor(Titanic.df$Survived, levels = c(0, 1), labels = c("Died",  : 
  object 'Titanic.df' not found