文档介绍：The Basic Seven (B7) Tools of Quality A PowerPoint Training Presentation By Keith H. Cooper "As much as 95% of quality related problems in the factory can be solved with seven fundamental quantitative tools." - Kaoru Ishikawa What are the Basic Seven Tools of Quality? Fishbone Diagrams Histograms Pareto Analysis Flowcharts Scatter Plots Run Charts Control Charts Where did the Basic e from? Kaoru Ishikawa Known for “Democratizing Statistics” The Basic Seven Tools made statistical analysis plicated for the average person Good Visual Aids make statistical and quality control prehendible. The Basic Seven (B7) Tools of Quality Fishbone Diagrams No statistics involved Maps out a process/problem Makes improvement easier Looks like a “Fish Skeleton” Constructing a Fishbone Diagram Step 1 - Identify the Problem Step 2 - Draw “spine” and “bones” Example: High Inventory Shrinkage at local Drug Store Shrinkage Constructing a Fishbone Diagram Step 3 - Identify different areas where problems may arise from Ex. : High Inventory Shrinkage at local Drug Store Shrinkage employees shoplifters Constructing a Fishbone Diagram Step 4 - Identify what these specific causes could be Ex. : High Inventory Shrinkage at local Drug Store Shrinkage shoplifters Anti-theft tags poorly designed Expensive merchandise out in the open No security/ surveillance Constructing a Fishbone Diagram Ex. : High Inventory Shrinkage at local Drug Store Shrinkage shoplifters Anti-theft tags poorly designed Expensive merchandise out in the open No security/ surveillance employees attitude new trainee training benefits practices Constructing a Fishbone Diagram Step 5 – Use the finished diagram to brainstorm solutions to the main problems. The Basic Seven (B7) Tools of Quality Histograms Bar chart Used to graphically represent groups of data