September 2018
Beginner
206 pages
4h 27m
English
Content preview from R Programming Fundamentals
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Activity: Merging and Joining Data
Scenario
You work at a school, where you've been tasked with updating the data for one of the high school English classes. Use your merging and joining skills to get the data in the final state your boss requires.
Aim
To practice merging and joining datasets. Prerequisites Make sure that R and RStudio are installed on your machine.
Steps for Completion
- Re-import the students dataset from the repository on GitHub. The best way to do this is by using the following code:
read_csv("https://github.com/TrainingByPackt/R-Programming-Fundamentals/blob/master/lesson1/students.csv")
To use this code, you have to load the readr package!
Add an id variable to students equal to the number of rows of students.
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.