The fishbone diagram is a structured analysis tool used to organize potential causes associated with a specific effect.  

Other names:

1. Cause and Effect Diagram
2. Ishikawa Diagram

Related Blogs:

• Listen to the Gemba - The fishbone diagram (7 basic quality tools).

Creator:

• Kaoru Ishikawa

**Download your template today**

Seasonality is the characteristic of data that is predictable and more often than not can be seen in predictable and repetitive patterns.  The patterns can occur: annually (or longer), monthly, weekly, daily, hourly, by the minute, second or less if you can measure it.

  A problem is a deviation or gap between what is actually happening and what should be happening.  A problem can also be defined as any customer need that is not met on-time in the right amount and in acceptable quality (according to the customer).
  Problems can typically be categorized into one or more of the following categories:

1. A gap between what is expected and what is happening.
2. A negative deviation from a standard.
3. An unfulfilled customer need or want.

Topics for discussion:
  *Please place comments below.

1. What do you consider to be one of the biggest problems in the workplace today?
2. Taiichi Ohno once said "having no problem is the biggest problem of all."  Why would having no problem be such a big problem? 
3. What three interpretations can you gather by reflecting on Mr. Ohno's statement?

  The ©TREAT 1,2,3 methodology is a problem solving methodology used by Lean Strategies International LLC that when applied to processes (technical, methodological, philosophical) can effectively reveal root causes related to issues / problems or opportunities in a process and guide users towards solutions for a more stable, effective, efficient and value adding process.

​RunTime is the time needed or required to process an item.  It is part of the actual operations time and usually is defined or specified inside of the routing.  The runtime is dependent on the volume or the qty of parts that you are producing.

  Multiple Regression is a form of regression analysis that explains the relationship of "multiple" predictor or independent variables with one dependent variable. 

  Setup time is the time required for a specific machine or resource to convert from the production of the last good piece to the next pieces first good part.  

  Takt time is a German phrase for the baton the conductor uses to set the tempo of an orchestra.  In Lean and Six Sigma applications Takt time refers to the rate at which products, information and/or services need to be completed in, to keep up with customer demand.

How to Calculate:

Takt time is calculated by dividing the available time per day by the customer demand.

If the available time per day is 7.5 hours and the customer would like to receive 350 parts per day, what would the calculated takt time be?

  The 5S system is a visual workplace system that promotes safety, efficiency and teamwork while making abnormalities visible.  The system is often confused as a cleaning method however the purpose of 5S is in fact to  eliminate waste and create a safe working environment that supports TPM.  The 5 major stages of 5S are:
1. Sort
2. Set in Order
3. Shine
4. Standardize
​5. Sustain