Group by and Summarise functions in R programming - use the tidyverse package to wrangle your data
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Explore your data using R programming
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Describe and Summarise your data
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Using dplyr's group_by function with and without summarize (CC233)
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Manipulate and clean your data in R with the dplyr package
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How To Work with Dates & Times in R
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Dplyr Essentials (easy data manipulation in R): select, mutate, filter, group_by, summarise, & more
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RStudio Tutorial for Beginners: Introduction to R Studio and Basics of R
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