Convert values below a threshold into 1

Question

Let\'s say if I have the following data

x <- rnorm(100)

I want to create another column where where if x is equal to or gre

Answer 1

You want to use an Heaviside function. You can find it in the fbasics package, for example.

set.seed(42)
x <- rnorm(100)
library(fBasics)
Heaviside(x, 0.2)