Install R in Redhat 7.2

Installation of R in redhat is simple.

First download the below file

wget http://public-yum.oracle.com/public-yum-ol7.repo

open the downloaded file and change enabled property into 1

vi public-yum-ol7.repo

[ol7_latest]
enabled=1

[ol7_addons]
enabled=1

[ol7_optional_latest]
enabled = 1

then

 sudo yum install R.x86_64

Now R is installed.. 

typr R you ll get 

R>

error:

If you are getting below error 

Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-oracle

GPG key retrieval failed: [Errno 14] curl#37 - "Couldn't open file /etc/pki/rpm-gpg/RPM-GPG-KEY-oracle"

Try the below command to download oracle gpg file

wget http://public-yum.oracle.com/RPM-GPG-KEY-oracle-ol7 -O /etc/pki/rpm-gpg/RPM-GPG-KEY-oracle

then

sudo yum install R.x86_64

issue has resolved..