This is a preview. Log in through your library . Abstract We propose a semiparametric estimation procedure for estimating the regression of an outcome Y, measured at the end of a fixed follow-up ...

Average derivative functionals of regression are proposed for nonparametric model selection and diagnostics. The functionals are of the integral type, which under certain conditions allows their ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Many of Pew Research Center’s survey analyses show relationships between two ...