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Which of the following is complementary to tidyr?

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Which of the following is complementary to tidyr? (a) geolr (b) dplyr (c) d3lr (d) gekl2 The question was asked in an interview for job. This interesting question is from Data Wrangling topic in portion Profiling, Simulation and Data Analysis of R Programming Select the correct answer from above options

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Right option is (b) dplyr To explain I would say: Its easy to munge with dplyr.

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