Pázman, Andrej; Pronzato, Luc - In: Statistics & Probability Letters 76 (2006) 11, pp. 1089-1096
Optimum design theory sometimes yields singular designs. An example with a linear regression model often mentioned in the literature is used to illustrate the difficulties induced by such designs. The estimation of the model parameters [theta], or of a function of interest h([theta]), may be...