Ranker="correlation"

if [ $Ranker = "correlation" ]
then
    SortColumn=2
    Reverse=1
fi
if [ $Ranker = "variance_high" ]
then
    SortColumn=3
    Reverse=1
fi
if [ $Ranker = "variance_low" ]
then
    SortColumn=3
    Reverse=0
fi
if [ $Ranker = "entropy_high" ]
then
    SortColumn=4
    Reverse=1
fi
if [ $Ranker = "entropy_low" ]
then
    SortColumn=4
    Reverse=0
fi

echo $SortColumn, $Reverse