An important objective of control charts is to distinguish between chance cause of variation and assignable cause of variation.

An important objective of control charts is to distinguish between chance cause of variation and assignable cause of variation. Choose a process for which you are familiar (or for which you make yourself familiar) and identify one example of a chance cause of variation and one example of an assignable cause of variation. Support your position.

A particular section of a factory manufactures pilot pen caps. A pilot pen cap has a tohave a diameter of 1cm so that the pen can fit into it. These caps are manufactured by aprocess in which...