setObservationNames  Set the observation names of a data set
 
   dataSet = dataSet.setObservationNames(NAMES) Set an object's
   observation names to NAMES.
 
   dataSet = dataSet.setObservationNames(NAMES, INDICES) Set the observation
   names for only the specified INDICES.

Help for prtDataSetClass/setObservationNames is inherited from superclass prtDataSetBase