Explanation:You need spread() less frequently than gather() or separate(). 2. Point out the correct statement :
A. tidyr and dplyr packages do not make use of the pipe operator
B. tidyr does less than reshape2
C. tidyr provides ability to string multiple functions together by incorporating %
D. All of the mentioned
Answer:A
Explanation:You need spread() less frequently than gather() or separate(). 2. Point out the correct statement :
A. tidyr and dplyr packages do not make use of the pipe operator B. tidyr does less than reshape2 C. tidyr provides ability to string multiple functions together by incorporating % D. All of the mentioned
Explanation:Just as reshape2 did less than reshape, tidyr does less than reshape2.