Please refer to the below steps to install R and Mahout on Cent OS:


Update yum and install wget:


sudo yum update

sudo yum install wget


Installing R:

sudo rpm -Uvh http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm

sudo yum -y install git wget R


To check R is installed correctly, give 

R


You will find the below image



To install Mahout:


sudo wget http://repos.fedorapeople.org/repos/dchen/apache-maven/epel-apache-maven.repo -O /etc/yum.repos.d/epel-apache-maven.repo

 

sudo yum install apache-maven

wget http://mirrors.ibiblio.org/maven2/org/apache/mahout/mahout-distribution/0.8/mahout-distribution-0.8-src.tar.gz

 

tar -xvf mahout-distribution-0.8-src.tar.gz

wget http://mirrors.ibiblio.org/maven2/org/apache/mahout/mahout-distribution/0.8/mahout-distribution-0.8.pom

 

mv mahout-distribution-0.8.pom /path/to/mahout-distribution-0.8/

 

cd /path/to/mahout-distribution-0.8

 

mvn -DskipTests

 

bin/mahout


You will find the below screen once Mahout is successfully installed.



Please feel free to revert if you need any further help