The basic quality tool that Kaoru Ishikawa recognized that can be used to determine if a process errs in some predictable and correctable way is the
A) cause-and-effect diagram
B) check sheet
C) control chart
D) scatter diagram

Question

Quizplus · Accepted Answer

Control charts are used to monitor a process over time and identify if the process is stable or erring in a predictable and correctable way. The other quality tools listed (cause-and-effect diagram, check sheet, scatter diagram) are useful for identifying and analyzing potential causes of process problems but do not directly measure if a process is erring in a predictable and correctable way.

The Basic Quality Tool That Kaoru Ishikawa Recognized That Can