4.4 Working in the Console

The console is an interactive environment for Open RStudio, click on the “Console” pane, type 3 + 3 and press enter. R displays the result of the calculation.

3 + 3
## [1] 6

+ is called an operator. R has the operators you would expect for for basic mathematics:

Arithmetic operators

operator meaning
+ plus
- minus
* times
/ divided by
^ exponent

Logical Operators

operator meaning
== exactly equal
!= not equal to
< less than
<= less than or equal to
> greater than
>= greater than or equal to
x|y x or y
x&y x and y
!x not x

Spaces can be used to make code easier to read.

2 * 2 == 4
## [1] TRUE