Jidoka ◾ 141
Study Questions
1. Assess Jidoka in at least three processes in your organization.
a. What measures are currently taken to build quality into each
process?
b. How effective are these measures?
c. How would you improve quality in each process?
2. Define “zone control.”
3. Walk a value stream or line of business in your workplace.
a. Which areas have the most effective zone control, and why?
b. Which areas have the least effective zone control, and why?
c. How well is the zone control concept understood and practiced in
your workplace?
d. What might your organization do to improve?
4. Identify at least three poka-yokes in day-to-day life.
a. What are the embedded tests?
b. How might you improve these poka-yokes?