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A Meta-Analysis of the Effects of Calculators on Students' Achievement and Attitude Levels in Precollege Mathematics Classes
The findings of 54 research studies were integrated through meta-analysis to determine the effects of calculators on student achievement and attitude levels. Effect sizes were generated throughExpand
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The Effects of Non-CAS Graphing Calculators on Student Achievement and Attitude Levels in Mathematics: A Meta-Analysis.
Forty-two studies comparing students with access to graphing calculators during instruction to students who did not have access to graphing calculators during instruction are the subject of thisExpand
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Aptamer beacons for the direct detection of proteins.
We have designed a new class of molecules, which we term aptamer beacons, for detecting a wide range of ligands. Similar to molecular beacons, aptamer beacons can adopt two or more conformations, oneExpand
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A MODELING-BASED COLLEGE ALGEBRA COURSE AND ITS EFFECT ON STUDENT ACHIEVEMENT
ABSTRACT In Fall 2004, Virginia Commonwealth University (VCU) piloted a modeling-based approach to college algebra. This paper describes the course and an assessment that was conducted to determineExpand
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RNA architecture dictates the conformations of a bound peptide.
BACKGROUND The biological function of several viral and bacteriophage proteins, and their arginine-rich subdomains, involves RNA-mediated interactions. It has been shown recently that bound peptidesExpand
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Analysis of the CYT-18 protein binding site at the junction of stacked helices in a group I intron RNA by quantitative binding assays and in vitro selection.
The Neurospora crassa mitochondrial tyrosyl-tRNA synthetase (CYT-18 protein) functions in splicing group I introns by promoting the formation of the catalytically active structure of the intron RNA.Expand
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Effectively coaching middle school teachers: A case for teacher and student learning
Abstract In this paper we report findings from a two-year, large-scale research project that describes the work of middle school mathematics specialists (also referred to as mathematics coaches orExpand
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Using Multimedia to Facilitate Software Instruction in an Introductory Modeling Course
TLDR
Multimedia tutorials were developed to introduce basic software functions to students in an introductory operations research modeling course. Expand
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The Calculator's role in mathematics Attitude
Abstract The results of twenty-seven studies on the effect of calculators on students' attitudes toward mathematics are summarized in this article. The statistical process of meta-analysis was usedExpand
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