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A note on the local power of the LR, Wald, score and gradient tests
(INST MATHEMATICAL STATISTICSCLEVELAND, 2012)
This paper examines the local power of the likelihood ratio, Wald, score and gradient tests under the presence of a scalar parameter, phi say, that is orthogonal to the remaining parameters. We show that some of the ...
Agreement Between Cardiovascular Disease Risk Scores in Resource-Limited Settings: Evidence from 5 Peruvian Sites
(Wolters Kluwer Health, 2015)
It is unclear how well currently available risk scores predict cardiovascular disease (CVD) risk in low-income and middle-income countries. We aim to compare the American College of Cardiology/American Heart Association ...
Some corrections of the score test statistic for gaussian arma modelsBRAZILIAN JOURNAL OF PROBABILITY AND STATISTICSBRAZ J PROBAB STAT
(BRAZILIAN STATISTICAL ASSOCIATION, 2016)
Effectiveness of corporate finance valuation methods: Piotroski score in an Ohlson model: the case of Mexico
(Universidad ESAN. ESAN EdicionesPE, 2014-12-30)
This study applied the Piotroski score for 63 selected companies of Mexico, for the period 2005 to 2011. The Piotroski score provides an evaluation on the historical financial performance of a company, with the evaluation ...
Effectiveness of corporate finance valuation methods: Piotroski score in an Ohlson model: the case of Mexico
(Universidad ESAN. ESAN EdicionesPE, 2014-12-30)
This study applied the Piotroski score for 63 selected companies of Mexico, for the period 2005 to 2011. The Piotroski score provides an evaluation on the historical financial performance of a company, with the evaluation ...
Small-Sample Corrections for Score Tests in Birnbaum-Saunders Regressions
(TAYLOR & FRANCIS INC, 2011)
In this article, we deal with the issue of performing accurate small-sample inference in the Birnbaum-Saunders regression model, which can be useful for modeling lifetime or reliability data. We derive a Bartlett-type ...