Question: Hello, Could someone please provide the answer to the below questions (Lean Six Sigma)as well as a brief explanation as to how you arrived at

Hello,

Could someone please provide the answer to the below questions (Lean Six Sigma)as well as a brief explanation as to how you arrived at your answer?

1. A measurement of etch depth has standard deviation of 2 um. A random sample of parts from the process is measured and the total variance is 10 um. What is variance of the parts?

2. If the total variability in a gauge is 16 um and the variance due to repeatability is 4 um, what is the variance due to reproducibility?

Thank you

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