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Modern R Programming Cookbook

You're reading from   Modern R Programming Cookbook Recipes to simplify your statistical applications

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Product type Paperback
Published in Oct 2017
Publisher Packt
ISBN-13 9781787129054
Length 236 pages
Edition 1st Edition
Languages
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Author (1):
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Jaynal Abedin Jaynal Abedin
Author Profile Icon Jaynal Abedin
Jaynal Abedin
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Toc

Table of Contents (10) Chapters Close

Preface 1. Installing and Configuring R and its Libraries FREE CHAPTER 2. Data Structures in R 3. Writing Customized Functions 4. Conditional and Iterative Operations 5. R Objects and Classes 6. Querying, Filtering, and Summarizing 7. R for Text Processing 8. R and Databases 9. Parallel Processing in R

Creating a vector and accessing its properties

In this recipe, you will learn what a vector is in R, and how to create it, access its properties, and perform certain operations.

Getting ready

To follow this recipe, you need the R software installed on your computer. Before going to the next step, you have to understand the definition of a vector in R. In R, a vector is simply a collection of values with the same type; it could be all character, numeric, or logical. For example, it could contain names of places/countries, it could contain the number of hours a person spends on the internet over the last seven days, or it could also contain whether a group of people has a certain disease or not (true/false).

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