Question

Point out the correct statement?

(a) gather() makes “wide” data longer

(b) Two functions are present for tidy data

(c) separate() makes “wide” data longer

(d) spread() function takes multiple columns

This question was posed to me in homework.

Enquiry is from Data Wrangling in section Profiling, Simulation and Data Analysis of R Programming

Answer 1

Right option is (c) separate() makes “wide” data longer

The explanation is: Other names for gather include melt (reshape2), pivot (spreadsheets) and fold (databases).