The term “measurement system analysis,” or MSA for short, refers to a variety of methods that evaluate the effectiveness of a manufacturer’s measurement system. MSA, in its most basic form, requires an experiment to be conducted in order to identify any variance in a measuring procedure. The processes of measurement consist of a number of measurements, such as gages or software, and a number of potential sources of variation, such as human and environmental factors. The experiment that is carried out in the course of the MSA will examine every facet of the process, including the test method, any measuring
