How to sum a variable by group in R
This is a quick tutorial on how to sum a variable by group in R using the dplyr package group_by function. We also show how to count how many are in the group as well as the average of the group. Isn't R the best programming language of all time?
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Watch video How to sum a variable by group in R online without registration, duration hours minute second in high quality. This video was added by user thatRnerd 29 September 2017, don't forget to share it with your friends and acquaintances, it has been viewed on our site 43,274 once and liked it 313 people.