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Total quality control focuses on examining the processes in an operation, to learn where mistakes are being made, why they are happening and if it is possible, practical and economically desirable to...

Use excel formula
=STDEV( numbers)

Very simple. Just write down what your company practice now. The format you can use the same as your working instruction

You can use QC 7 tools, source of variances or T-test to analyse the data.

For the system audit, you just need to follow the ISO requirement, check whether it fulfill the requirement. For the process audit, it is more details, and you have to go into "how it works".

For...

Grade 316 is the standard molybdenum-bearing grade, second in importance to 304 amongst the austenitic stainless steels. The molybdenum gives 316 better overall corrosion resistant properties than...