new_data                Generate New Data *[Superseded]*
new_seq                 Generate New Sequence
new_value               Generate New Reference Value
old_data                Example Data
xcast                   Cast New Values for 'xnew_data()'
xnew_data               Generate New Data by Expansion
xnew_seq                Generate New Sequence for 'xnew_data()'
xnew_value              Generate New Reference Value for 'xnew_data()'
xobs_only               Generate Observed Combinations Only
