Thuy Vi Co

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Questions related from Thuy Vi Co

How to handle missing data in evaluating a central composite design?

I have a CCD with 3 factors on 5 levels and 8 responses. I have 20 runs in total. In 3 out of 20 runs I cannot measure 2 of the 8 responses (they represent 1 factorial and 2 axial points). My...

11 January 2023 9,259 7 View

What to do if one axial point is outside the feasable range (#DoE, #Central Composite Design, #statistics?

Hello everyone, I would like to investigate three factors using a central composite design. Each factor has 5 levels (+1 and -1, 2 axial points and 1 center point). I chose my high and low...

04 January 2023 9,486 2 View