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Measurement Uncertainty

Question asked by hafizrafique on Nov 10, 2018

Hello everyone

I and my colleague each made 10 replicates (0.05% concentration) of a pesticide which is 98.20% pure. Now, I want to calculate my uncertainty of measurement. I tried to work it out. The excel sheet of our calculation is hereby attached with. I will be obliged if any body can help me out whether these calculations are right or need improvement? If improvement can be made, then please suggest me how i can improve it.

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