How to install latest R in ubuntu?

ubuntu 환경에서 R 최신 버전 설치

1. Open the terminal

2. Type the below command

sudo vi /etc/apt/sources.list

3. Add an entry like

# Ubuntu 15.04
deb http://<my.favorite.cran.mirror>/bin/linux/ubuntu vivid/
 
# Ubuntu 14.10
deb http://<my.favorite.cran.mirror>/bin/linux/ubuntu utopic/
 
# Ubuntu 14.04
deb http://<my.favorite.cran.mirror>/bin/linux/ubuntu trusty/
 
# Ubuntu 12.04
deb http://<my.favorite.cran.mirror>/bin/linux/ubuntu precise/

For example

My environment is ubuntu 14.04, so add entry like this

deb http://healthstat.snu.ac.kr/CRAN/bin/linux/ubuntu trusty/

You can find favorite CRAN mirror this page

4. Type the below command

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E084DAB9

5. Type the under command

6. Enjoy