Which of the following R code will print “Hello, world!”?

Question

Answer

>  f  <-   function ( )   { 
 +                cat ( "Hello, world! 
 " ) 
 +   } 
 >  f ( )

Answer

>  f  <-   function ( )   { 
 -               cat ( "Hello world! 
 " ) 
 +   } 
 <=  f ( )

Answer

>   f  <-   function ( )   { 
 +                cat ( "Hello, World! 
 " ) 
 +   } 
 <  f ( )

Answer

>  f  <-   function ( )   { 
 +               cat ( "Hello world! 
 " ) 
 +   } 
 >>=  f ( )

Crowdly