Calculate Arithmetic mean in R Programming - mean() Function

mean() function in R Language is used to calculate the arithmetic mean of the elements of the numeric vector passed to it as argument.

Syntax: mean(x, na.rm) Parameters: x: Numeric Vector na.rm: Boolean value to ignore NA value

Example 1: Output:

[1] 3.5
[1] 2.85
[1] -3.5

Example 2: Output:

[1] NA
[1] 2.75