Returns an array of Strings which are the names of the attributes from the specific Stats submodel that this object supports.
Attributes named in the list must correspond to attributes that will return a Statistic object of the appropriate type
which contains valid performance data. The return value of attributes in the Stats submodel that are not included in
the statisticNames list must be null. For each name in the statisticNames list there must be one Statistic with the
same name in the statistics list.