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Auflistung nach Autor "Iturria, Stephen J."
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2006-05-19BuchEstimating Covariance Matrices Using Estimating Functions in Nonparametric and Semiparametric Regression Carroll, Raymond J.; Iturria, Stephen J.; Gutierrez, Roberto G.We use ideas from estimating function theory to derive new, simply computed consistent covariance matrix estimates in nonparametric regression and in a class of semiparametric problems. Unlike other estimates in the ...
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1997-01-14BuchPolynomial Regression and Estimation Function in the Presence of Multiplication Measurement Error, with Application to Nutrition Iturria, Stephen J.; Carroll, Raymond J.; Firth, DavidIn this paper we consider the polynomial regression model in the presence of multiplicative measurement error in the predictor. Consistent parameter estimates and their associated standard errors are derived. Two general ...