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Keywords

quantitative reasoning, threshold concepts, assessment

Abstract

The idea of “threshold concepts” has been used to identify discipline-based concepts that are critical to that academic area. Threshold concepts are often difficult for students to assimilate in a meaningful way but, once done, can be powerful for the learner. In general, threshold concepts are 1) transformative to learner thinking; 2) bounded by the discipline; 3) integrative with other concepts; and 4) irreversible once understood (Meyer and Land 2003). This paper presents five threshold concepts in quantitative reasoning (QR) developed by transdisciplinary faculty workgroups that may be applicable for non-mathematics disciplines as well. They are as follows: 1) QR is an iterative process; 2) Abstract patterns can represent relationships between variables or objects; 3) There is a bidirectional translation between the concrete and the abstract; 4) Effective comparison depends on proportional reasoning; and 5) Different visual representations can communicate varying perspectives on the same quantitative information. The purpose of this paper is twofold: to explore and justify the proposed concepts as threshold concepts in QR-based courses and to offer practical examples which might assist students in developing and understanding these proposed threshold concepts.

DOI

https://doi.org/10.5038/1936-4660.17.1.1446

Creative Commons License

Creative Commons License
This work is licensed under a Creative Commons Attribution-Noncommercial 4.0 License

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