ITEE ITEE-1 | Page 28

Simple task Lack of concentration : Effect Work efficiency deteriorates Increase of malfunctions Increase in mistakes New person added Procedure deteriorates Obsolete infrastructure Corporate and legal affairs Increase in chatter : Cause Chapter 1 ●Association diagram An “association diagram” indicates by arrows relationships between “causes and effects” or “goals and methods” to explicate the structure of a problem. This is useful when a problem that needs solving is well-established, but the causes behind it are convoluted. This method may go through several rounds of revisions by multiple team members who will approach the problem from different angles, effectively getting at the root of the problem, and helping to find a solution. ●Tree diagram A “tree diagram” is a method for hierarchically expressing a chain of “goals and means” in order to discover ways to solve a problem. The process of creating a tree diagram and the completed results can provide specific policies and actions for resolving the problem. Means for “staffing measures” Staff education Staffing measures Improved allocation Improve work efficiency Introduce new model Goal Equipment measures Re-examine operations Means for “improving work efficiency” Means for “equipment measures” 22