def setFieldStats(self, fieldName, fieldStatistics):
pass<EOL>
This method is called by the model to set the statistics like min and
max for the underlying encoders if this information is available.

:param fieldName: name of the field this encoder is encoding, provided by
      :class:`~.nupic.encoders.multi.MultiEncoder`.

:param fieldStatistics: dictionary of dictionaries with the first level being
      the fieldname and the second index the statistic ie:
      ``fieldStatistics['pounds']['min']``