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ExactD-Optimum Designs for Quadratic Regression

N. Gaffke, O. Krafft

Journal of the Royal Statistical Society: Series B (Statistical Methodology) · 1982 · Volume 44 · Issue 3

DOI: 10.1111/j.2517-6161.1982.tb01219.x

Abstract

It is shown that for quadratic regression on an interval aD-optimum design has its spectrum in the end- and mid-points of the interval with frequencies as equal as possible.

Keywords

quadratic regression, D-optimum design

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