It’s very necessary to have a look at the data source before trying to analyze it.
In this blog, I will share a powerful function ggpairs
to implement the purpose.
Package
Data Source
tips
from reshape
package
Load data
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library(GGally)
library(ggplot2)
data(tips, package = "reshape")
head(tips)
colnames(tips)
dim(tips)
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For each column
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ggpairs(tips, mapping = aes(color = sex))
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Select interested columns
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ggpairs(tips, mapping = aes(color = sex),
columns = c("total_bill", "time", "tip"),
columnLabels = c("Total_Bill(Continuous_variable)", "Time(discrete_variable)", "Tip(Continuous_variable)"),
title = "Select_column")
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