Time Study and Motion Study of an Assembly Line Job (Manual) Done by a Worker Exploring his Stress State

An Industrial Engineer takes time study and motion study on a manual job done by a worker without knowing his STRESS state. Sometimes there is conflicts between them. The author suggests that the time study man should explore his stress state before taking the study of a manual job like fitting in the assembly line. The author gives details of techniques to draw STRESS-GRAPH of the working person. When the worker is in a group of say 5 persons, he has to earn the incentive in the group. We need to choose the worker based on his interpersonal relationship with other members. STRESS condition consideration is an additional requirement for the time study man