method study
evaluation of existing techniques to find best one the systematic recording, examination, and analysis of existing and proposed ways of conducting work tasks in order to discover the most efficient and economical methods of performing them. The basic procedure followed in method study is as follows: select the area to be studied; record the data; examine the data; develop alternative approaches; install the new method; maintain the new method. The technique was initially developed to evaluate manufacturing processes but has been used more widely to evaluate alternative courses of action.

