public boolean removeDataSet(int index){
  if (index >= mDataSets.size() || index < 0)   return false;
  T set=mDataSets.get(index);
  return removeDataSet(set);
}

public boolean removeDataSet ( int index ) { if ( index >= mDataSets . size ( ) || index < 0 ) return false ; T set = mDataSets . get ( index ) ; return removeDataSet ( set ) ; }
removes the dataset at the given index in the dataset array from the data object . also recalculates all minimum and maximum values . returns true if a dataset was removed , false if no dataset could be removed .
