The fourth of the 7 QC tools is the scatter diagram.
The scatter diagram is also known as a scatter plot or a correlation graph. A histogram is a pictorial representation of a set of data.
When an organization starts the journey of quality improvements, the organization normally has many low hanging fruits; which should be tackled with these basic 7 QC tools.
These 7 QC tools are easy to understand and implement and does not need complex analytical/ statistical competence.
or by Six Sigma Black Belts focus on improving processes to ensure better quality.
It is essential that customers are given products and services that are convenient for them and hence, worth the money they pay.The 7 quality tools were first conceptualized by Kaoru Ishikawa, a professor of engineering at the University of Tokyo.They can be used for controlling and managing quality in any organization.In many instances, a checklist will summarize countable data related to certain types of defects and will provide a rough graphical representation of where, in a part or process, defects occurred.Collectively, these tools are commonly referred to as the 7 QC tools.It is a plot of a process characteristic, usually through time with statistically determined limits.When used for process monitoring, it helps the user to determine the appropriate type of action to take on the process depending on a degree of variation in the process.A Pareto chart is a tool to focus attention on priorities while trying to make decisions.It is a good communication tool that describes the data in a simple and easy-to- read bar diagram.The first of the 7 QC tools is the Fishbone Diagram helps organize ideas and understand the relationship between potential causes and an effect or a problem by formatting, arranging and organizing potential causes into themes and sub-themes in preparation for a cause identification effort.It helps stimulate thinking when developing the list of the potential sources of a problem.