CRAN is package repository for R language. Approximately R has 4000 packages for statistics and data analysis. Amazingly all of them are free

1. Unit - 1
Introduction to R
CRAN- Comprehensive R Archive Network
Kamakshaiah Musunuru
Dhruva College of Management
September 12, 2013

2. What is CRAN?
What is CRAN?

3. Where can you get R?
For R project: http://r-project.org
For CRAN: http://cran.r-project.org/
For contributed packages:
http://cran.r-project.org/web/packages/

4. The Comprehensive R Archive Network (CRAN) is a collection
of sites which carry identical material, consisting of the R
distribution(s), the contributed extensions, documentation for
R, and binaries.
The CRAN master site at WU (Wirtschaftsuniversit at Wien)
in Austria can be found at the URL
http://CRAN.R-project.org/
The other mirrors are:
Mirror
http://cran.at.R-project.org/
http://cran.au.R-project.org/
http://cran.br.R-project.org/
http://cran.ch.R-project.org/
http://cran.dk.R-project.org/
http://cran.es.R-project.org/
http://cran.fr.R-project.org/
http://cran.pt.R-project.org/
http://cran.uk.R-project.org/
http://cran.za.R-project.org/
Institute
(WU Wien, Austria)
(PlanetMirror, Australia)
(Universidade Federal do Parana, Brazil)
(ETH Zurich, Switzerland)
(SunSITE, Denmark)
(Spanish National Research Network, Madrid, Spain)
(INRA, Toulouse, France)
(Universidade do Porto, Portugal)
(U of Bristol, United Kingdom)
(Rhodes U, South Africa)

5. For more comprehensive list of mirrors, visit:
http://CRAN.R-project.org/mirrors.html
for a complete list of mirrors. Please use the CRAN site closest to
you to reduce network load.

6. For more descriptive observations
Please visit http://cran.r-project.org/mirmon_report.html

7. For more descriptive observations
Please visit http://cran.r-project.org/mirmon_report.html
What do you observe?

8. A better place for information on “R installation and
Administration”; you can refer to:
http://cran.r-project.org/doc/manuals/R-admin.html;
for PDF:
http://cran.r-project.org/doc/manuals/R-admin.html

9. For project:

10. For packages:

11. Contributed packages:

12. Package site:

13. Thank You!