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Peinado is a stratovolcano in Catamarca Province, Argentina.It consists of a volcanic cone with a summit crater, surrounded at its foot by lava flows erupted from flank vents.
In statistics, semiparametric regression includes regression models that combine parametric and nonparametric models. They are often used in situations where the fully nonparametric model may not perform well or when the researcher wants to use a parametric model but the functional form with respect to a subset of the regressors or the density of the errors is not known.