When they are are applied to finished products Statistical applied to processes (process inputs & (process outputs), they are called as Techniques: operational parameters), they are called Statistical Quality Control (SQC) & Statistical Process Control (SPC) & it comes under QC. Statistical Tools & Techniques can be When statistical tools & techniques applied in both QA & QC. The goal of QA is to improve The goal of QC is to identify defects development and test processes so that Goal: after a product is developed and defects do not arise when the product is before it's released. Quality control, therefore, is a It is a proactive quality process. Focus on: on the process used to make the product. QC aims to identify (and correct) QA aims to prevent defects with a focus defects in the finished product. The activities Definition: focus on identifying defects in the actual products produced. QC is a set of activities for ensuring quality in products. ![]() ![]() Quality Assurance vs Quality Control Quality Assurance is process oriented and focuses on defect prevention while quality control is product oriented and focuses on defect identification.Ĭomparison chart Embed this chart Improve this chart
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