Color Scatterplot Points in R (2 Examples) | Draw XY-Plot with Colors | Base R & ggplot2 Package
Автор: Statistics Globe
Загружено: 2021-05-05
Просмотров: 9920
How to color scatterplot points in the R programming language. More details: https://statisticsglobe.com/color-sca...
R code of this video:
set.seed(9832674) # Set random seed
x ＜- rnorm(300) # Create x variable
y ＜- rnorm(300) + x # Create correlated y variable
group ＜- rep(1, 300) # Create group variable
group[x ＞ 0] ＜- 2
group[x ＞1.5] ＜- 3
data ＜- data.frame(x, y, group) # Create data frame
plot(data$x, # Draw Base R plot
data$y,
pch = 16,
col = data$group)
install.packages("ggplot2") # Install ggplot2 package
library("ggplot2") # Load ggplot2 package
ggplot(data, # Draw ggplot2 plot
aes(x = x,
y = y,
col = as.factor(group))) +
geom_point()
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