An NP chart, also known as a number of defectives chart, monitors the actual count of defective items in samples of constant size. Unlike its cousin the P chart, which tracks the proportion of defects, the NP chart focuses on raw numbers, making it intuitive for...
What is One factor at a time (OFAT)? One factor at a time (OFAT) is an effective problem-solving technique that identifies the most critical causes of an effect. Ceteris paribus, the approach is to change only one factor. All other factors (causes) are kept...
What is Overall Equipment Efficiency (OEE)? OEE (Overall Machine Effectiveness) is a gold standard in measuring manufacturing productivity. It is a simple way to determine the percentage of time spent manufacturing that is actually productive. A score of...
What is a Project Scope? The project scope (PS) is a part of planning which involves determining and documenting specific project deliverables and tasks, costs, and deadlines. The documentation of a PS is known as a Scope Statement or Terms of Reference. The scope...
PERT (Program Evaluation and Review Technique) The Program Evaluation and Review Technique (PERT) is a chart tool for project management that allows you to represent and analyze the tasks required to complete a particular project. The tool is used to estimate the time...