FREQUENCY DIAGRAMS (Histrogram) 7- QC ToolS (BASIC) Preliminary Selection Mark an idea/group/sub-group as selected depicted by a check mark (May be carried out while grouping the ideas) Filtering and Prioritization Criteria definition Multi voting Multi criteria voting and selection Decision grid Group weightage analysis thru ideas ranking Drivers and Barriers analysis and Final selection of ideas Brain Storming Grouping Print labels in background to involve participants in grouping of ideas Incubation Print idea labels Print list of ideas Clarification Add description to clarify the idea Brain Storming Brainstorming Ideas generation Time the session Count of ideas generated Named and anonymous ideas Each idea depicted as node of a tree Simple session Free generation of ideas Structured session Predefined set of questions defined as a template Generate ideas under each question Brain Storming

Tools? Cause and Effect (Ishikawa) Diagrams -Brain Storming Check Sheets Frequency Diagrams Pareto diagrams Flowcharts Scatter Diagrams The 7 Basic Quality Tools Ishikawa believed that 90% of all quality problems could be solved through the use of the 7 tools listed below: Cause and Effect (Ishikawa) Diagrams Check Sheets Histrogram Pareto diagrams Flowcharts Scatter Diagrams Control Charts

7 qc tools pdf in tamil