13 Human Responsibility - Quality

Quality Qualitative and quantitative testing –Coming up in this unit –Qualities in designing –Quantities when designing –Testing

Quality Qualitative and quantitative testing –What is the root of qualitative testing? What qualities do designers look for in products? If a product is of good build quality what does that mean?

Quality What is the root of qualitative testing? –Qualitative has a root of quality –Quality is defined as: Subjectively, something might be good because it is useful, because it is beautiful, or simply because it exists. Determining or finding Quality therefore involves an understanding of use, beauty and existence - what is useful, what is beautiful and what exists. The usefulness aspect is reflected in the common usage of quality. Wikipedia

Quality What is the root of qualitative testing? –In the vernacular, quality can mean a high degree of excellence (“a quality product”), a degree of excellence or the lack of it (“work of average quality”) How can quality be measured? How can build quality be measured?

Quality How can quality be measured? –Since quality applies to the appreciation of the look of a product, or the way it is built then “beauty is in the eye of the beholder” –Testing a product for quality will produce a subjective result. –I may like something you may not. How do designers cope in this situation

Quality How do designers cope in this situation? –Dot sticking for ideas –Defining aspects of designs that people like E.g. do you like the colour? –Turning subjectivity into data by counting responses –Creating a average opinion –Reacting to consumer demands

Quality Qualitative Test –Like –Opinion –Subjective –Preferences Open ended responses Quantitative Tests –Measurable –Speed –Size –Weight –Voltage Parameters

Quality Control and Quality Assurance

Quality CONTROL Manufacturing –All of the tests carried when making a product –Included calibrating the test equipment –Records kept of the tests carried out –Certification awarded for adhering to standard methods of testing –Results in providing Quality Assurance

Quality ASSURANCE Manufacturing –Proof that the tests have been carried out –Proof that an acceptable number of products have passed the tests –Proof that equipment has been regularly calibrated –Certification gained to prove the QA processes are regularly checked. –QA used as a marketing tool, and gives customer faith product is of good quality

ISO 9000 Business implications –ISO 9000 is a family of standards for quality management systems. ISO 9000 is maintained by ISO, the International Organization for Standardization and is administered by accreditation and certification bodies. The organisation of the workforce can be quality assured by adhering to ISO9000.

ISO 9000 Some of the requirements in ISO 9001 (which is one of the standards in the ISO 9000 family) include –a set of procedures that cover all key processes in the business; –monitoring processes to ensure they are effective; –keeping adequate records; –checking output for defects, with appropriate and corrective action where necessary; –regularly reviewing individual processes and the quality system itself for effectiveness; and –facilitating continual improvement