int numMeds = (right + 1 - left)/5;
	   for(int i = 0; i < numMeds; i++)
	   {
		   insertion_sort(left + 5*i, left + 5*(i+1) - 1);
	       swap_numbers(left + 5*i + 2, left + i);
	   }
	   linearSelect(left, left + numMeds - 1, (numMeds - 1)/2);
	   swap_numbers(left + (numMeds - 1)/2, left);
	   return(_group[left]);