Because in that view there is no way to determine conclusively that one theory more closely approaches the truth than its rivals, the main criterion for evaluating theories should be how well they perform.
All four teams of researchers are working within the ecology of real schools, designing and evaluating theory-guided research that has benefited from ample teacher input.
At the same time, new methods for the invention, use, testing and revision of theories and hypotheses are developed and refined, and so are new standards for evaluating theories and hypotheses.
In his response to Popper (1935e), Reichenbach had proposed two ways of evaluating theories, one of which is to count the relative frequency of true statements among the consequences of a theory.
Labor wedges are another way to categorize various effects of uncertainty and other factors on labor market outcomes, and are especially helpful for detecting and evaluating theories of labor market fluctuations that emphasize time-varying uncertainty, risk aversion, or taxation.
This integrated framework overcomes gaps in prior frameworks, provides a more complete picture of the interrelationships between various aspects of the behavioral sciences, and can aid in evaluating theories, both for comparison and identifying gaps in evidentiary support.
Much work in neurolinguistics involves testing and evaluating theories put forth by psycholinguists and theoretical linguists.
However, these data are vital for evaluating theories that propose a gestural origin of human language.
Direct estimates of mutation rate are also essential for evaluating theories of microsatellite evolution.
Bredow's [ 10] criteria for evaluating theories were organized around two major areas: internal and external criticism.
