Install particular version(2.15.2) of r-base on ubuntu

Question

I am newbie to both Ubuntu and R.

I am trying to install R 2.15.2 on ubuntu. Since the latest version of R is 3.0.X, I specified the version in /etc/apt/sources.list

Answer 1

Find the solution.

I need to install like:

sudo apt-get install r-base-core=2.15.3-1precise0precise1
sudo apt-get install r-recommended=2.15.3-1precise0precise1
sudo apt-get install r-doc-html=2.15.3-1precise0precise1
sudo apt-get install r-base=2.15.3-1precise0precise1