Question

__________ package is used to speed up data frame management code. (a) Data.table (b) Dplyr (c) Table (d) Data.dplyr I had been asked this question by my school teacher while I was bunking the class. I'd like to ask this question from Functions in chapter Control Structures, Functions, Scoping Rules, Loop Functions and Debugging of R Programming Select the correct answer from above options

Answer 1

Right answer is (b) Dplyr To explain: dplyr is a powerful R-package to transform and summarize tabular data with rows and columns. dplyr package is used to speed up data frame management code. dplyr is a package for data manipulation, written and maintained regularly by Hadley Wickham.