April 2016
Beginner to intermediate
246 pages
5h 20m
English
Content preview from RStudio for R Statistical Computing CookbookBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Getting a sense of your data structure with R
By following the recipes given in the previous chapter, you got your data. Everything went smoothly, and you may also already have the data as a data frame object.
However, do you know what your data looks like?
Getting to know your data structure is a crucial step within a data analysis project. It will suggest the appropriate treatment and analysis, and will help you avoid error and redundancy in the coding activity that follows.
In this recipe, we will look at a dataset structure by leveraging the describe() function from the Hmisc package. For further preliminary analysis on your data structure, you can also refer to the data visualization recipes in Chapter 3, Basic Visualization Techniques.
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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.