The phrase "a solid theoretical framework" is correct and usable in written English.
It can be used when discussing the foundational concepts and principles that support a particular theory or research study.
Example: "In order to conduct a thorough analysis, it is essential to establish a solid theoretical framework that guides the research process."
Alternatives: "a robust theoretical structure" or "a strong conceptual foundation."
All these scales have a solid theoretical framework and earlier empirical work to support the instrument building.
She had enjoyed the culture of social progressivism at Oberlin College, but it was SSA's coursework that gave her a solid theoretical framework.
A single descriptive case study was chosen as it is structured to help identify emerging patterns based on a solid theoretical framework (Tobin, 2010).
In general terms, for any given indicator to be sound, it should be based on a solid theoretical framework for both the selection and combination of single components into a meaningful composite index.
In fact, we confirmed Bliss independence [28] based on this computation but within a solid theoretical framework.
The results improve our understanding of how social animals may process information and make decisions when accuracy is a key component of individual fitness, and provide a solid theoretical framework for future experimental tests where group size, diversity of individual information, and the repeatability of decisions can be measured and manipulated.
A further challenge for any systems analysis of thioredoxin system is that there is as yet no solid theoretical framework on which to be base such an analysis.
We believe that, despite many approaches to defining the scenario known today, its solid theoretical framework is still to be developed.
In addition, ways to improve the interventions are suggested (adjusting the interventions to solid theoretical frameworks, improving their designs, and assessing treatment implementation).
This rich text provides a strong theoretical framework for anthropologists and archaeologists studying material culture.
Apparently, they have not always been founded on a solid theoretical or empirical framework and are largely derived from components of information.
