Applied assessment — Lean Principles and Tools

4 of 5 needed to pass

1. 1. A sewing line must ship 960 shirts across an 8-hour shift, with 60 minutes of shift breaks removed. What is the required takt time?

   Choose one answer.

   48 seconds per shirt26.25 seconds per shirt30 seconds per shirt40 seconds per shirt
2. 2. An operator repeatedly walks 8 meters to fetch bundles from a shared trolley between every 5 operations. A time-and-motion study is proposed. Which Lean waste is this most directly addressing?

   Choose one answer.

   OverproductionMotionTransportationWaiting
3. 3. A 6-operation sewing line has cycle times of 24, 30, 28, 35, 26, and 22 seconds. If the line runs at the slowest station's pace, what is the line's balancing efficiency?

   Choose one answer.

   About 70 percentAbout 78 percentAbout 92 percentAbout 59 percent
4. 4. A cutting-room machine runs 90 percent of available time (availability), achieves 85 percent of its rated speed (performance), and produces 96 percent good pieces (quality). What is its OEE?

   Choose one answer.

   About 90 percentAbout 96 percentAbout 61 percentAbout 73 percent
5. 5. A style changeover currently takes 45 minutes with the machine stopped throughout. A SMED workshop converts 20 minutes of internal setup work into external (pre-staged) work that happens while the machine still runs the prior style. What is the new internal changeover time?

   Choose one answer.

   0 minutes45 minutes25 minutes20 minutes