نتایج جستجو برای: panel test
تعداد نتایج: 887372 فیلتر نتایج به سال:
Hidden frame glass curtain walls are one of the most common wall structure forms. This year, damage identification panel elements based on vibration has had problem an inconsistent calculation model. In this paper, experimental study dynamic characteristics two full-scale is carried out, and main factors affecting analyzed by using a fine finite element model, corresponding simplified model pro...
BACKGROUND Appropriate diagnostic testing involves considerations of cost-effectiveness. We examined the cost-effectiveness of individual tests in a panel of tests defined by the Japan Society of Clinical Pathology. METHODS We studied 540 new, symptomatic primary care outpatients with a set of 30 common diagnostic tests [the Essential Laboratory Tests (2); ELT(2) panel] for clinical evaluatio...
In this paper we suggest panel data unit root tests which allow for a potential structural break in the individual e¤ects and/or the trends of each series of the panel, assuming that the time-dimension of the panel, T , is ...xed. The proposed test statistics consider for the case that the break point is known and for the case that it is unknown. Monte Carlo evidence suggests that they have siz...
We conduct a systematic comparison of the performance of four commonly used P value combination methods applied to panel unit root tests: the original Fisher test, the modified inverse normal method, Simes test, and the modified truncated product method TPM . Our simulation results show that under cross-section dependence the original Fisher test is severely oversized, but the other three tests...
BACKGROUND The assessment of satiety effects on foods is commonly performed by untrained volunteers marking their perceived hunger or fullness on line scales, marked with pre-set descriptors. The lack of reproducibility of satiety measurement using this approach however results in the tool being unable to distinguish between foods that have small, but possibly important, differences in their sa...
In this paper we consider the problem of estimating nonparametric panel data models with fixed effects. We introduce an iterative nonparametric kernel estimator. We also extend the estimation method to the case of a semiparametric partially linear fixed effects model. To determine whether a parametric, semiparametric or nonparametric model is appropriate, we propose test statistics to test betw...
background. teenagers, a huge age group in developing countries, face a period with many physical, mental and social problems. appropriate health education concerning their periodic development is of importance in community health services. the present study performed a comparative assessment of subjects’ knowledge, attitude and practice, concerning puberty health programs. method. in an interv...
The so-called Cauchy estimator uses the sign of the first lag as instrument variable in autoregressions, and the resulting IV t-type statistic has a standard normal limiting distribution even in the unit root case. Thus, nonstandard asymptotics of the usual unit root tests such as the augmented Dickey-Fuller [ADF] test can be avoided. Moreover, the ADF test is affected by unconditional heterosk...
Background Panel tests are a predetermined group of tests commonly requested together to provide a comprehensive and conclusive diagnosis, for example, liver function test (LFT). South African HIV antiretroviral treatment (ART) guidelines recommend individual tests for toxicity monitoring over panel tests. In 2008, the National Health Laboratory Services (NHLS) request form was redesigned to li...
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