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R - Interview Questions
What are the functions available in the "dplyr" package?
The functions which are available in the “dplyr” package are as follows :
 
Select() function : Allows us to rapidly zoom in on a useful subset using operations that usually only work on numeric variable positions.

group_by() function :
It allows us to group by a modified columns. 

mutate() function :
It is useful to add new columns that are functions of previous existing columns. 

filter() function :
Allows us to select a subset of rows in a data frame. 

summarize() function :
Allows us to collapses a data frame to a single row.

relocate() function :
Allows us to change the column order. 

slice() function :
Allows us to select, remove and duplicate rows.

desc() function :
Allows us to arrange the column in descending order.
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