Скачать или смотреть Add Confidence Band to ggplot2 Plot in R (Example) | Draw Interval in Graph | geom_ribbon() Function

How to trace a band of confidence intervals to a ggplot2 graphic in the R programming language. More details: https://statisticsglobe.com/add-confi...
R code of this video:

set.seed(657289) # Create data frame in R
x ＜- 1:100
y ＜- rnorm(100) + x / 10
low ＜- y + rnorm(100, - 2, 0.1)
high ＜- y + rnorm(100, + 2, 0.1)
data ＜- data.frame(x, y, low, high)

install.packages("ggplot2") # Install & load ggplot2 package
library("ggplot2")

ggp ＜- ggplot(data, aes(x, y)) + # ggplot2 plot without confidence band
geom_point()
ggp

ggp + # Add confidence intervals
geom_ribbon(aes(ymin = low, ymax = high), alpha = 0.2)

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