用“observational”造句大全，observational造句

There are three main types of descriptive methods: observational methods, case-study methods and survey methods.

a person who is subjected to experimental or other observational procedures; someone who is an object of investigation.

We also review the observational and theoretical results of galactic spectral energy distribution (SED) and the corresponding optical spectral classification.

But until now the human evidence has been mostly observational, meaning researchers looked at how much of the vitamin people consumed and then counted up the cancers.

Using results from observational studies as the reference group, we examined the published estimates to see whether there was a relative larger or smaller effect in the ratio of odds ratios (ROR).

But the authors acknowledged that they could not account for all possible variables, and cautioned that it was an observational study that draws no conclusions about cause and effect.

The observational data were irrefutable.

Theory of mathematical model predictive test based on observational data

The paramount task here facing observational astronomy is to study real interstellar clouds.

These studies are observational and not definitive, but they hint at what might reduce the chances of Alzheimer's or dementia.

Researchers cautioned that this was an observational study that does not necessarily carry the same scientific weight as a blinded clinical trial.

The wry observational pop of Kate Nash helped the singer, one of a number of artists to emerge from a resurgent London scene, to the best British female prize that Winehouse won last year.

intercalibration (of observational instrumentation)

The painter may simply have been the victim of his own acute observational powers.

This has the added benefit of opportunities to observe new people - great fodder for your writers observational brain.

Zhou Tetrastichus white moth Antheraea pernyi pupa from the host body Within a bee habits and the forest after the release of observational studies

On the other hand, the many observational facts has been exposed many years ago by means of the statistics mehtods Thus, the statistical methods to climatic diagnosis and forecasting are impotent and necessary.

Compared with observational data, the results of simulation have good agreement with the observed one.

Case reports, case series, surveys and other observational studies were included if they reported factual data, but review articles, translations and clinical trials were excluded.

Could data mining soon replace serendipitous observational discovery?

The idea has been suggested before, but now Binzel and his colleagues have finally found observational evidence that it's happening.

Effect of Xuezhikang on 80 CHD patients:an observational study

Twenty-five observational studies (14 cohort and 11 case control studies) that measured blood or toenail selenium concentrations and 6 randomized trials that evaluated supplements containing selenium met our inclusion criteria.

The prospective observational study included 284 patients hospitalized for an MI.

Morphological characteristics of the distal intramedullary bony crista of the human humerus using three dimensional imaging An observational comparison with practical samples