Sentence examples for unreliable variable from inspiring English sources

Size has been an unreliable variable to predict nodal involvement [31,32].

After the partitioning of NO2and disease/area deprivation/depression was done in our analyses, our results indicated, despite the cross-sectional design, that health status affects the reporting of air pollution problems, making the latter an unreliable variable in studies on air pollution effects on health.

A parallel could be self rated health (measured as very good, good, average, poor, very poor), which was also formerly considered an unreliable variable until papers in the 1980s showed that self rated health obtained in surveys was a strong predictor of short and long term survival even among seemingly healthy individuals.

Two ways of passifying unreliable variables are shown.

Unreliable variables were discarded from the analysis.

For classification as unreliable variables, the inclusion frequency of each variable across all 1000 models was checked, and if less than 50%, the variable was deemed 'unreliable', as per Sauerbrei's algorithm (Sauerbrei and Schumacher, 1992), and excluded.

On the basis of such jack-knife estimates of the uncertainty of the model parameters, useless or unreliable variables may be eliminated automatically, in order to simplify the final model and making it more reliable.

As the UK gradually increases the amount of electricity coming from unreliable or variable sources, smart meters can assist in managing national electricity demand.

This economic and subsistence activity is extremely sensitive to unreliable and variable rainfall patterns characterizing this region (Hansen et al. 2011).

The risks expose the ASALs in the region to the challenge of exponential costs occasioned by unreliable, highly variable, and scarce rainfall for their livestock and crop production (Tol et al. 1998; Bhatt et al. 2006; Cooper et al. 2012).

Blue dye methods has proved to be highly unreliable with variable detection rates between 0% and 100% [ 15, 17, 60– 60].