THIS SUBJECT FOCUSES ON THE TOOLS OF QUALITY. IT BEGINS WITH A BRIEF DISCUSSION OF ISHIKAWA’S BASIC TOOLS OF QUALITY. ISHIKAWA’S SEVEN BASIC TOOLS INCLUDE FLOW CHARTS; CHECK SHEETS, THE HISTOGRAM AND CONTROL CHARTS, SCATTER DIAGRAMS, CAUSE AND EFFECT DIAGRAMS AND PARETO CHARTS. IT IS LATER FOLLOWED BY THE NEW SEVEN QUALITY TOOLS (N7) FOR QUALITY ARE INTRODUCED AND DISCUSSED, INCLUDING THE AFFINITY DIAGRAM, THE INTERRELATIONSHIP DIGRAPH, TREE DIAGRAMS, PRIORITIZATION GRIDS, MATRIX DIAGRAMS, PROCESS DECISION PROGRAM CHARTS, AND ACTIVITY NETWORK DIAGRAMS. IT ALSO COVERS VARIOUS PROBLEM SOLVING METHODS SUCH AS STATISTICAL PROCESS CONTROL (SPC) AND ACCEPTANCE SAMPLING. THE TOOLS ARE ESSENTIAL TO IMPROVE PROCESSES AND PRODUCTS QUALITY.