Explanation:tidyr provides three main functions for tidying your messy data: gather(), separate() and spread(). 5. 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. None of the mentioned
Answer:A
Explanation:tidyr provides three main functions for tidying your messy data: gather(), separate() and spread(). 5. 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. None of the mentioned
Explanation:Other names for gather include melt (reshape2), pivot (spreadsheets) and fold (databases). 6. Which of the following function takes multiple columns ?