scholarly journals Assessing Proof Reading Comprehension Using Summaries

Author(s):  
Ben Davies ◽  
Ian Jones

AbstractIn this paper, we explore the role of mathematical proof summaries as a tool for capturing students’ reading comprehension of a given proof. We present an interview study based on mathematicians’ pairwise evaluations of student-produced summaries of a proof demonstrating the uncountability of the open unit interval. We present a thematic analysis, exploring features of mathematicians’ pairwise decision-making and their priorities in evaluating summaries. We argue that the students’ proof summaries shared several properties with traditional modes of proof-writing and were frequently evaluated against similar conventions. We consider the consequences for research and practice with proof comprehension and conclude that proof summaries have the potential to form the basis of a new approach to assessment in this area.

Author(s):  
Yu.V. IRKHIN

The article analyzes the problems, achievements and contradictions in the genesis of the contemporary postmodern discourse. The author has carried out complex research, systematized and showed the main features and differences of postmodernism and metamodernism, as well as the role of neoliberal values in their development. The author has considered a new approach to the study of society and politics: neomodernist discourse with the dominant conservative values, opposing postmodern theory, methodology and practice he has identified the features of neomodernism: historicism, patriotism and healthy nationalism, populism, transactionalismn and realism in the world politics.


1998 ◽  
Vol 38 (12) ◽  
pp. 51-56 ◽  
Author(s):  
K. Henshilwood ◽  
J. Green ◽  
D. N. Lees

This study investigates human enteric virus contamination of a shellfish harvesting area. Samples were analysed over a 14-month period for Small Round Structured Viruses (SRSVs) using a previously developed nested RT-PCR. A clear seasonal difference was observed with the largest numbers of positive samples obtained during the winter period (October to March). This data concurs with the known winter association of gastroenteric illness due to oyster consumption in the UK and also with the majority of the outbreaks associated with shellfish harvested from this area during the study period. RT-PCR positive amplicons were further characterised by cloning and sequencing. Sequence analysis of the positive samples identified eleven SRSV strains, of both Genogroup I and Genogroup II, occurring throughout the study period. Many shellfish samples contained a mixture of strains with a few samples containing up to three different strains with both Genogroups represented. The observed common occurrence of strain mixtures may have implications for the role of shellfish as a vector for dissemination of SRSV strains. These results show that nested RT-PCR can identify SRSV contamination in shellfish harvesting areas. Virus monitoring of shellfish harvesting areas by specialist laboratories using RT-PCR is a possible approach to combating the transmission of SRSVs by molluscan shellfish and could potentially offer significantly enhanced levels of public health protection.


2020 ◽  
Vol 10 (5) ◽  
pp. 602-609
Author(s):  
Adil H. Awad

Introduction: A new approach for expressing the lattice thermal conductivity of diatomic nanoscale materials is developed. Methods: The lattice thermal conductivity of two samples of GaAs nanobeam at 4-100K is calculated on the basis of monatomic dispersion relation. Phonons are scattered by nanobeam boundaries, point defects and other phonons via normal and Umklapp processes. Methods: A comparative study of the results of the present analysis and those obtained using Callaway formula is performed. We clearly demonstrate the importance of the utilised scattering mechanisms in lattice thermal conductivity by addressing the separate role of the phonon scattering relaxation rate. The formulas derived from the correction term are also presented, and their difference from Callaway model is evident. Furthermore their percentage contribution is sufficiently small to be neglected in calculating lattice thermal conductivity. Conclusion: Our model is successfully used to correlate the predicted lattice thermal conductivity with that of the experimental observation.


Author(s):  
Douglas C. Orzolek

This chapter outlines the nature of music teacher evaluation found in existing and related literature and research. From these writings, there are an abundance of emergent themes that provide stakeholders with an opportunity to examine this topic and consider its application in their own settings. These themes include ideas related to the following: the intent of teacher evaluation; the role of teacher evaluation; what an effective teacher is; the importance of multifaceted evaluation systems; the place of student learning in the evaluative process; the various forms of evidence used to evaluate educators; the fact that research and practice should be intertwined in developing evaluation systems; the role of testing; the degree to which observation and self-reflection should be involved in teacher evaluation; the importance of clear and concise goals for learners; and the impact that systems of evaluation will have on the educators, schools, students, and American education as a whole. This chapter intends to allow stakeholders the opportunity to reflect on all of these issues and challenges.


Biomolecules ◽  
2021 ◽  
Vol 11 (2) ◽  
pp. 204
Author(s):  
Isabel M. Guijarro ◽  
Moisés Garcés ◽  
Pol Andrés-Benito ◽  
Belén Marín ◽  
Alicia Otero ◽  
...  

The actual role of prion protein-induced glial activation and subsequent cytokine secretion during prion diseases is still incompletely understood. The overall aim of this study is to assess the effect of an anti-inflammatory treatment with dexamethasone on different cytokines released by neuroglial cells that are potentially related to neuroinflammation in natural scrapie. This study emphasizes the complex interactions existent among several pleiotropic neuromodulator peptides and provides a global approach to clarify neuroinflammatory processes in prion diseases. Additionally, an impairment of communication between microglial and astroglial populations mediated by cytokines, mainly IL-1, is suggested. The main novelty of this study is that it is the first one assessing in situ neuroinflammatory activity in relation to chronic anti-inflammatory therapy, gaining relevance because it is based on a natural model. The cytokine profile data would suggest the activation of some neurotoxicity-associated route. Consequently, targeting such a pathway might be a new approach to modify the damaging effects of neuroinflammation.


Author(s):  
Cinthya Salazar

Literature shows that undocumented students in the United States experience significant challenges to and through higher education. Only a few studies have uncovered the mechanisms that undocumented students use to persist in college; in particular, the role that family plays on their postsecondary success is understudied. In this qualitative study, I examine the role that family plays on undocumented students’ college aspirations and persistence. Findings from a sample of 16 undocumented students attending a four-year public university show that their families are the stimulus motivating them to pursue higher education, as well as the support system they can rely on to manage college barriers. However, the data also revealed that for a few participants, their families are a source of stress, resulting in additional challenges they must manage as they navigate higher education. I present these findings using participants’ vignettes and conclude with implications for higher education research and practice.


Languages ◽  
2021 ◽  
Vol 6 (1) ◽  
pp. 18
Author(s):  
Deanna C. Friesen ◽  
Bailey Frid

The current study investigated the type of strategies that English–French bilingual adults utilize when reading in their dominant and non-dominant languages and which of these strategies are associated with reading comprehension success. Thirty-nine participants read short texts while reporting aloud what they were thinking as they read. Following each passage, readers answered three comprehension questions. Questions either required information found directly in the text (literal question) or required a necessary inference or an elaborative inference. Readers reported more necessary and elaborative inferences and referred to more background knowledge in their dominant language than in their non-dominant language. Engaging in both text analysis strategies and meaning extraction strategies predicted reading comprehension success in both languages, with differences observed depending on the type of question posed. Results are discussed with respect to how strategy use supports the development of text representations.


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