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Inference in a linear functional relationship with replications
(Brazilian Statistical Association, 2021)
© Brazilian Statistical Association, 2021.In this paper, we consider a model for data analysis with measurement errors. The main objective of this work is to develop statistical inference tools, such as parameter estimation ...
Treatment of automotive industry oily wastewater by electrocoagulation: statistical optimization of the operational parameters.
(IWA PUBLISHING, 2009-11-01)
An electrocoagulation process was used for the treatment of oily wastewater generated from an automotive industry in Medellin (Colombia). An electrochemical cell consisting of four parallel electrodes (Fe and Al) in bipolar ...
On score tests in structural regression models
(GORDON BREACH SCI PUBL LTD, 1998)
In this paper we investigate the distribution of the score statistics for testing hypothesis about the slope parameter in a simple structural regression model. It is shown that for two of the most common ways of making the ...
Dispersão de bioaerossóis por aeradores em uma estação de tratamento de esgoto sanitário
(2004-12-01)
The purpose of this work was to investigate the bioaerosols reach emitted from aerators of the Sanitary Sewage Treatment in Araraquara, Brazil, using the coliform group as indicated microorganisms. The concentration of ...
Dispersão de bioaerossóis por aeradores em uma estação de tratamento de esgoto sanitário
(2004-12-01)
The purpose of this work was to investigate the bioaerosols reach emitted from aerators of the Sanitary Sewage Treatment in Araraquara, Brazil, using the coliform group as indicated microorganisms. The concentration of ...
Methodology for the implementation of an economic and/or statistical design for x-bar charts with variable parameters (vp)
(Universidad Nacional de Colombia Sede Medellín, 2014-04-24)
Recent advances in the design of control charts have focused on variable parameters charts (VP) in which parameters are modified according to the last sample value. These charts have proved more effective in detecting ...