The blind paper cutter: teaching about variation, bias, stability, and process control

The intention of this article is to provide teachers with a student activity to help reinforce learning about variation, bias, stability, and other statistical quality control concepts. Blind paper cutting is an effective way of generating tangible sequences of a product, which students can use to address many levels of questions. No special apparatus is required. KEY WORDS: Experimentation; Statistical education; Teaching aids.
1. INTRODUCTION Some people can attain a sound grasp of statistical methods from lectures and by working through examples, but most will develop a lasting understanding only by personally applying [...]