Skip to Main Content
Big Data Simplified
book

Big Data Simplified

by Sayan Goswami, Amit Kumar Das, Sourabh Mukherjee
June 2019
Beginner to intermediate content levelBeginner to intermediate
360 pages
10h 55m
English
Pearson Education India
Content preview from Big Data Simplified
Working with Big Data inR | 207
   > sd(data$mpg)
   [1] 7.815984
8.2.2 Basic Plots for Data Exploration
Even though statistical techniques gives a good idea about the nature and quality of data in
a data set, however, more effective data exploration is possible through visualization. R pro-
gramming provides a bunch of very strong libraries for data exploration using charts and plots.
The front-runner amongst them is the ggplot2 library. It was created by Hadley Wickham, the
ggplot2 library offers a comprehensive graphics module for creating elaborate and complex
plots.
In order to start using the library functions of ggplot2, we need to load the library as follows.
   > library(ggplot2)
Let us now understand the different graphs used ...
Become 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,
and much more.
Start your free trial

You might also like

Big Data

Big Data

James Warren, Nathan Marz
Practical Text Mining and Statistical Analysis for Non-structured Text Data Applications

Practical Text Mining and Statistical Analysis for Non-structured Text Data Applications

Gary D. Miner, John Elder, Andrew Fast, Thomas Hill, Robert Nisbet, Dursun Delen
Data Wrangling with Python

Data Wrangling with Python

Jacqueline Kazil, Katharine Jarmul

Publisher Resources

ISBN: 9789353941505