Sentences with phrase «observational tests for»

The team's findings provide an observational test for existing models that scientists use to study the mechanisms that power the jet streams.

Not exact matches

For example, in an observational study, researchers tracked the behavior of toddlers from the age of two, and then tested the children's spatial abilities when they were four and a half.

«While these observational data can not prove that treating patients based on the results of CTA testing will automatically result in better health outcomes, they do provide new information enabling a more informed choice of testing for patients with stable chest pain, especially for predicting future cardiovascular risk.»

Although reanalysis of the available evidence is important, the ability to properly control for bias and confounding [factors that can influence outcomes] in observational studies is often limited, and without randomized controlled trials specifically designed to test the hypothesis, the issue of nonspecific effects of vaccines may remain subject to continuing debate.»

As a whole, now the conceptual transition occurs from proving the inflationary paradigm in general and testing some of its simplest models to applying it for investigation of particle physics at super-high energies and of the actual history of the Universe in the remote past using observational data.

We make use of measurements of dEBs in the c... ▽ More The open clusters in the Kepler and CoRoT fields potentially provide tight constraints for tests of stellar models and observational methods because they allow a combination of complementary methods.

Abstract: The open clusters in the Kepler and CoRoT fields potentially provide tight constraints for tests of stellar models and observational methods because they allow a combination of complementary methods.

The testing is a lot more observational within the sport of crossfit, and the reason being is that they don't have a clue exactly what they're training for.

THIS IS NOT A VALID METHOD FOR DIAGNOSING LEARNING DISABILITIES but it can serve as important observational tool when referring a child for professional services such as psychological testing, speech therapy, and / or occupational theraFOR DIAGNOSING LEARNING DISABILITIES but it can serve as important observational tool when referring a child for professional services such as psychological testing, speech therapy, and / or occupational therafor professional services such as psychological testing, speech therapy, and / or occupational therapy.

The observational analysis controls for demographic and background characteristics as well as students» lagged test scores (for example, the elementary school scores of middle school students).

By contrast, IMPACT relies on observational scores both from principals and from «master educators» — highly rated former teachers who work full - time for the district — as well as on student test - score growth, which increasingly is being used to evaluate teachers nationwide.

Because value - added measures adjust for the characteristics of students in a given classroom, they are less biased measures of teacher performance than are unadjusted test score measures, and they may be less biased even than some observational measures.

This is particularly important as illustrated in the prior post (Footnote 8 of the full piece to be exact), because «Teacher effectiveness ratings were based on, in order of importance by the proportion of weight assigned to each indicator [including first and foremost]: (1) scores derived via [this] district - created and purportedly «rigorous» (Dee & Wyckoff, 2013, p. 5) yet invalid (i.e., not having been validated) observational instrument with which teachers are observed five times per year by different folks, but about which no psychometric data were made available (e.g., Kappa statistics to test for inter-rater consistencies among scores).»

If interested, see the Review of Article # 1 — the introduction to the special issue here; see the Review of Article # 2 — on VAMs» measurement errors, issues with retroactive revisions, and (more) problems with using standardized tests in VAMs here; see the Review of Article # 3 — on VAMs» potentials here; see the Review of Article # 4 — on observational systems» potentials here; see the Review of Article # 5 — on teachers» perceptions of observations and student growth here; see the Review of Article (Essay) # 6 — on VAMs as tools for «egg - crate» schools here; see the Review of Article (Commentary) # 7 — on VAMs situated in their appropriate ecologies here; and see the Review of Article # 8, Part I — on a more research - based assessment of VAMs» potentials here and Part II on «a modest solution» provided to us by Linda Darling - Hammond here.

If interested, see the Review of Article # 1 — the introduction to the special issue here; see the Review of Article # 2 — on VAMs» measurement errors, issues with retroactive revisions, and (more) problems with using standardized tests in VAMs here; see the Review of Article # 3 — on VAMs» potentials here; see the Review of Article # 4 — on observational systems» potentials here; see the Review of Article # 5 — on teachers» perceptions of observations and student growth here; see the Review of Article (Essay) # 6 — on VAMs as tools for «egg - crate» schools here; and see the Review of Article (Commentary) # 7 — on VAMs situated in their appropriate ecologies here; and see the Review of Article # 8, Part I — on a more research - based assessment of VAMs» potentials here.

Whether high - stakes consequences will still be attached to such output, along with the observational and other testing data to account for the other 65 %, is to be seen.

IMO this is actually something that confuses many people including many professional scientists: The experimental (or observational) designs (and resulting data) that are most useful for hypothesis testing on the one hand, versus estimation, prediction and forecasting on the other, are frequently very different.

This will facilitate the creation of targeted observational networks, provide test beds for reconstruction methods, and enable comparisons with paleoclimate model simulations.

, but if you look at hypotheses and their predictions, passing rigorous century - long observational tests is at least support for a theory to be used going forwards.

«Many of the fundamental questions concerning the nature and causes of climate change are still largely unresolved because of our incomplete quantitative understanding of many of the physical processes that enter into the global energy balance and for lack of definitive observational data on which to test various theories.

Given the short period of the records are the observational estimates of the Hurst exponents stable enough to be used as a test for the models?