Sentences with phrase «parameter estimates»
There's a ton physics in the models, a lot of it correct with parameters estimated with high precision.
climateaudit.org
Values associated with the paths represent standardized parameter estimates.
Model specification choices such as when and how to shrink parameter estimates could result in different expected return outputs than are generated by the model used here.
The sample size of 110 families proved sufficient for stable parameter estimates.
No statistical support for formal mediation of organizational effects through adherence was found, though examination of changes in parameter estimates suggest a possible interplay of organizational climate with adherence and youth behavior change.
The values associated with the paths represent standardized parameter estimates.
Parameter Estimates of the Difference in Demographic Characteristics of Attritors Across Treatment and Control Groups.
In addition, a significant interaction effect between attendance rate and 1 - year follow - up was found on parents» stress about their competence (parameter estimate = − 0.05, p =.031).
Stochastic actor - based model parameter estimates for socialization and selection effects on alcohol misuse and depressive symptoms
The best - fitting estimates of the sibling control and statistical covariate model are based on parameter estimates from model 4.
You may call it by a different name than statisticians, but it most definitely applies to biasing certain parameter estimates in an analysis!
But model x and model y are apparently measurements from a «holdout», or «verification» period, using parameters estimated from a distinct calibration period, and hence RE.gt.0 is not mathematically enforced.
A Monte Carlo study investigating the impact of item parceling strategies on parameter estimates and their standard errors in CFA
Only the final model (5f in Fig. 2) returns a statistically significant climate parameter estimate; apparently, major civil war years (i.e., years with at least 1,000 battle deaths) are more frequent in years following unusually wet periods — a result that directly contradicts the notion of scarcity - induced conflicts.
Within - person change parameters including parameter estimates for age interactions are essentially identical to those from fixed effects models (Allison, 2009).
Item response theory analyses provided item parameter estimates and information functions for 18 externalizing subscale items, revealing their quality of measurement along the continuum of disruptive behaviors in preschool - aged children.
In the current analyses, GEE was used to predict levels of the dependent variable at time t + 1, after accounting for levels at time t, to produce an aggregate parameter estimate over time and thus utilizing a Transitional Marginal Model (Fitzmaurice et al. 2004).
The examination of parameter estimates provided a hierarchy of contextual factors in shaping SOC.
Coalescence - based modeling of demographic parameters estimate that the first domesticated rice population to split off from O. rufipogon was O. sativa ssp.
Instead we approximated theta - gamma power relationship by regressing the gamma - BOLD parameter estimates onto the theta - BOLD ones.
The climate feedback parameter estimated from the MMD AOGCMs ranges from about 0.7 to 2.0 W m — 2 °C — 1 (Supplementary Material, Table S8.1).
This report describes the procedures used in obtaining parameter estimates for items appearing on the 2014 - 2015 Smarter Balanced Assessment Consortium summative paper - pencil forms.
Model 4 shrinks parameter estimates away from extreme values, mitigating the risk of overfitting the data.
But aside from that, objective (but not subjective) Bayesian methods generally lead to similar parameter estimates to when non Bayesian methods (such as profile likelihood) are used, and to at least approximate probability matching under repeated sampling.
That's the motive for experimenting with them by, for example, constraining parameter estimates to produce particular values of ECS.
While GEV shape parameter estimates are predominately negative, qualitatively showing weak evidence for the Fréchet form of the GEV distribution, field significant differences from the Gumbel distribution in the region are not found.
In such cases, the matrix has a determinant which is close to zero, which makes it «ill - conditioned» so the matrix can't be inverted with as much precision as we'd like, there's uncomfortably large variance in the final parameter estimates.
The Sorted Parameter Estimates pink bars show that CO2 is the most significant factor, followed by AMO, and the Leverage Plots give a similar result.
Finally, multiple - group models for sex were specified testing whether the model fit was improved by allowing for separate parameter estimates (autoregressive effects, concurrent correlations, and cross-lagged associations) for boys and girls.
Standardized parameter estimates reveal that perceptions of a victimizing environment significantly correlated with tension, and tension significantly predicted task performance, beyond the effects of previous year performance ratings.
Goodness - of - fit indices consistent with good fit, logical parameter estimates and a level of explained variability of 38.2 % were found in the final model.
Imputation results were pooled through the standard process to generate parameter estimates and standard errors.
Note however that the effect size (parameter estimates interpretable as r) was small for both effects and that no interaction effects were found to be significant, indicating that child psychopathology measured at pre-assessment was not related to treatment effectiveness.
Unstandardized path analysis parameter estimates, s.e. and their significance.
In addition, a significant interaction effect between age and 2 - month follow - up was found on sleep problems (parameter estimate = − 0.14, p =.022), indicating that older children reported more decrease in sleep problems than younger children.
Parameter Estimates of the Effect of MATCH Teacher Coaching on Measures of Teacher Effectiveness
Model specification choices, such as when and how to shrink parameter estimates, could result in different expected returns outputs than are generated by the model used here.