September 2018
Beginner
206 pages
4h 27m
English
Content preview from R Programming Fundamentals
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Data Summarization Tables
If you're familiar with Microsoft Excel, you may have some experience building pivot tables. It's possible to create them in R using the rpivotTable package, as shown in the following screenshot:
If you install it along with the htmlwidgets package, you can create pivot tables with multiple options and look at stats. It's interesting, but you'll also need to know how to manipulate data yourself. The rest of this section will focus on building the various kinds of summaries using tools other than rpivotTable.
What kind of data summarization you'll need to use will strongly depend on the goals of your data project. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.