Explanation:The arrange() function is used to reorder rows of a data frame according to one of the variables/columns. 3. ________ function is similar to the existing subset() function in R but is quite a bit faster.
A. rename
B. filter
C. set
D. subset
Answer:A
Explanation:The arrange() function is used to reorder rows of a data frame according to one of the variables/columns. 3. ________ function is similar to the existing subset() function in R but is quite a bit faster.
A. rename B. filter C. set D. subset
Explanation:The filter() function is used to extract subsets of rows from a data frame. 4. Columns can be arranged in descending order too by using the special ____ operator.