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It has predictive power. A linguistic theory that aims for explanatory adequacy is concerned with the internal structure of the device [i.e. grammar]; that is, it aims to provide a principled basis, independent of any particular language, for the selection of the descriptively adequate grammar of each language. [4]
Explanatory power is the ability of a hypothesis or theory to explain the subject matter effectively to which it pertains. Its opposite is explanatory impotence . In the past, various criteria or measures for explanatory power have been proposed.
First attempted [clarification needed] by Samuel P. Newman in A Practical System of Rhetoric in 1827, the modes of discourse have long influenced US writing instruction and particularly the design of mass-market writing assessments, despite critiques of the explanatory power of these classifications for non-school writing.
The New York Times of November 10, 1919, reported on Einstein's confirmed prediction of gravitation on space, called the gravitational lens effect.. The concept of predictive power, the power of a scientific theory to generate testable predictions, differs from explanatory power and descriptive power (where phenomena that are already known are retrospectively explained or described by a given ...
Its scope – the number and variety of phenomena which it could explain, if it is true (its "explanatory power"). its novelty or originality – the extent to which the hypothesis is a genuinely new departure from the received scientific ideas. whether it enables new and novel predictions ("predictive power").
The M100 was also linked to prediction in language comprehension in a series of event-related magnetoencephalography (MEG) experiments. In these experiments, participants read words whose visual forms were either predictable or unpredictable based on prior linguistic context [ 9 ] [ 10 ] or based on a recently seen picture. [ 11 ]
Over time, as successive modifications build on top of each other, theories consistently improve and greater predictive accuracy is achieved. Since each new version of a theory (or a completely new theory) must have more predictive and explanatory power than the last, scientific knowledge consistently becomes more accurate over time.
Language expectancy theory (LET) is a theory of persuasion. [1] The theory assumes language is a rules-based system, in which people develop expected norms as to appropriate language usage in given situations. [2] Furthermore, unexpected linguistic usage can affect the receiver's behavior resulting from attitudes towards a persuasive message.