Template:Refimprove P and R measures are the statistics used to evaluate the efficiency and effectiveness of business processes, particularly automated business processes.
The P measures are the process measures – these statistics that record the number of times things occur.<ref>Template:Citation</ref> Examples include:
- the number of times an error loop is used
- the number of times an approval loop is used
- the average time to complete a particular task in the process
and show how efficient the process is.
The R measures are the results measures – these statistics record the 'outcomes' of the process. Examples include:
- the number of occasions when the process completed correctly
- the number of times rejections occurred
- the number of times approval was not given
and show how effective the process is.<ref>Template:Cite journal</ref>