List of useful functions in R.


Round

  • Rounds the values to a specified number
round(x, digits = 0) 

Factorial

  • The product of all positive integers less than or equal to x.
factorial(x)

Mean

  • Finds the mean(average)
Mean(x, ...)

args

  • Displays the argument name and corresponding default values of a function or primitive.
args(name) 

Sample

  • Sample takes a sample of the specified size from the elements of x using either with or without replacement .
sample(x, size, replace = FLASE, prob = NULL) 

sqrt

  • Computes the square root of x.
sqrt(x) 

replicate

  • Repeated evaluation of an expression n times.
replicate(n, expr)