The rotatable central composite design. It can be shown that a second-order design is rotatable if if

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The rotatable central composite design. It can be shown that a second-order design is rotatable if

if a or b (or both) are odd and if

Show that for the central composite design these conditions lead to α = (n_F)^1/4' for rotatability, where n_F. is the number of points in the factorial portion.

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Design And Analysis Of Experiments

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5th Edition

Authors: Douglas C., Montgomery

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The rotatable central composite design. It can be shown that a second-order design is rotatable if if

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Design And Analysis Of Experiments

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