What is Performance Rating? Performance Rating is the assessment of an operator’s working pace compared with a defined normal performance level during a time study. It helps an Industrial Engineer adjust observed time when the operator is working faster or slower than the normal pace. In simple terms If an operator completes a task unusually

What is Standard Time? Standard Time is the time allowed to complete a specific task under defined working conditions, including appropriate allowances for fatigue, personal needs, and unavoidable delays. It helps establish a realistic expectation for how long a properly trained operator should take to complete the work. In simple terms If an operator’s observed

What is a Value-Added Activity? A value-added activity is an activity that changes the product in a way the customer requires and is willing to pay for. Examples: What is a Non-Value-Added Activity? A non-value-added activity consumes time, effort, space, or resources without increasing the value of the product. Examples: Simple Example Consider an assembly

What is Ergonomics? Ergonomics is the science of designing workstations, tools, equipment, and tasks to fit the worker. The goal is to make work safer, more comfortable, and more efficient. In simple terms Instead of asking: “How can the operator adapt to the workstation?” Ergonomics asks: “How can we design the workstation so the operator

What is Waste in Manufacturing? In Lean Manufacturing, waste means any activity that consumes resources but does not add value from the customer’s perspective. A process can look busy and still contain significant waste The 8 Wastes Simple Example An operator produces a component in 30 seconds, but spends another 10 seconds walking to collect