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________ function is similar to the existing subset() function in R but is quite a bit faster.

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________ function is similar to the existing subset() function in R but is quite a bit faster.

(a) rename

(b) filter

(c) set

(d) subset

I got this question in an interview.

The query is from dplyr topic in section R – Data Storage, Formats, Objects and Operations of R Programming

1 Answer

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Best answer
The correct choice is (b) filter

Easy explanation: The filter() function is used to extract subsets of rows from a data frame.

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