Results 121 to 130 of about 52,246 (269)

Acceptability of strategic intervention materials in improving numeracy skills

open access: yesThe Research Probe
Strategic Intervention Materials (SIM) have emerged as innovative tools designed to bridge learning gaps and enhance student performance, particularly in mathematics where numeracy remains a persistent challenge.
Meinard M. Dato   +2 more
doaj   +1 more source

On quasi-arithmetic mean based filters and their fast evaluation for large-scale topology optimization

open access: yes, 2015
In material distribution topology optimization, restriction methods are routinely applied to obtain well-posed optimization problems and to achieve mesh-independence of the resulting designs.
Wadbro, Eddie,, Hägg, Linus,
core   +1 more source

A unified analytical framework for Mössbauer synchrotron sources

open access: yesJournal of Synchrotron Radiation, EarlyView.
We present a unified analytical framework for Mössbauer synchrotron and X‐ray free‐electron laser sources that provides exact, rotationally invariant expressions for resonance energies and transition probabilities in mixed magnetic dipole–electric quadrupole interactions without Hamiltonian diagonalization.
Krzysztof R. Szymański
wiley   +1 more source

Bounds for the price of discrete arithmetic Asian options. [PDF]

open access: yes
In this paper the pricing of European-style discrete arithmetic Asian options with fixed and floating strike is studied by deriving analytical lower and upper bounds.
Deelstra, G   +4 more
core  

How teacher behaviour in student‐teacher dyads relates to boys' and girls' mathematics anxiety. An investigation of interpersonal profiles

open access: yesBritish Journal of Educational Psychology, EarlyView.
Abstract Background & Aims Mathematics anxiety impairs student learning, particularly affecting girls. Grounded in interpersonal theory, this study investigated how interpersonal teacher behaviours in student‐teacher dyads relate to boys' and girls' mathematics anxiety. We defined these behaviours using an interpersonal circumplex, which blends agency (
M. Frühauf, J. M. Etzel, B. Hannover
wiley   +1 more source

An extension of the basic local independence model to multiple observed classifications

open access: yesBritish Journal of Mathematical and Statistical Psychology, EarlyView.
Abstract The basic local independence model (BLIM) is appropriate in situations where populations do not differ in the probabilities of the knowledge states and the probabilities of careless errors and lucky guesses of the items. In some situations, this is not the case. This work introduces the multiple observed classification local independence model
Pasquale Anselmi   +8 more
wiley   +1 more source

On the σ-balancing property of multivariate generalized quasi-arithmetic means

open access: yesMathematical Inequalities & Applications
The aim of this paper is to characterize the so-called $σ$-balancing property in the class of generalized quasi-arithmetic means. In general, the question is whether those elements of a given family of means that possess this property are quasi-arithmetic. The first result in the latter direction is due to G.
Kiss, Tibor, Nagy, Gergő
openaire   +2 more sources

The two-stage arithmetic mean method

open access: yes, 1997
In several recent works, the Arithmetic Mean Method for solving large sparse linear systems has been introduced and analysed. Each iteration of this method consists of solving two independent systems.
RUGGIERO, Valeria   +3 more
core   +1 more source

High School GPA and Exam Scores: Does Their Relevance for First‐Year Academic Performance Vary With Program Selectivity?

open access: yesBulletin of Economic Research, EarlyView.
ABSTRACT This paper examines student admissions to higher education based on past performance, focusing on two measures: high school GPA and national exam scores. GPA is teacher‐assigned and based on repeated assessments, while these exams are externally graded, one‐off standardized tests. Using a nationwide dataset, we investigate how the relevance of
Pedro Luis Silva   +2 more
wiley   +1 more source

Child Protection System and Education: An Umbrella Review of Factors Supporting the Educational Progress of Children in the Foster Care System

open access: yesChild &Family Social Work, EarlyView.
ABSTRACT International literature has consistently demonstrated that children in the foster care system (FCS) exhibit poorer academic outcomes: lower academic achievement, higher rates of school absenteeism and truancy, lower high school graduation rates and reduced postsecondary educational attainment.
Antonieta Candia‐Fonseca   +2 more
wiley   +1 more source

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