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Stanley, T. D.; Doucouliagos, Hristos – Research Synthesis Methods, 2023
Partial correlation coefficients are often used as effect sizes in the meta-analysis and systematic review of multiple regression analysis research results. There are two well-known formulas for the variance and thereby for the standard error (SE) of partial correlation coefficients (PCC). One is considered the "correct" variance in the…
Descriptors: Correlation, Statistical Bias, Error Patterns, Error Correction
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Cristia, Alejandrina; Bulgarelli, Federica; Bergelson, Elika – Journal of Speech, Language, and Hearing Research, 2020
Purpose: The Language Environment Analysis (LENA) system provides automated measures facilitating clinical and nonclinical research and interventions on language development, but there are only a few, scattered independent reports of these measures' validity. The objectives of the current systematic review were to (a) discover studies comparing…
Descriptors: Intervention, Measures (Individuals), Language Acquisition, Accuracy
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Quiroz, Waldo; Rubilar, Cristian Merino – Chemistry Education Research and Practice, 2015
This study develops a tool to identify errors in the presentation of natural laws based on the epistemology and ontology of the Scientific Realism of Mario Bunge. The tool is able to identify errors of different types: (1) epistemological, in which the law is incorrectly presented as data correlation instead of as a pattern of causality; (2)…
Descriptors: Chemistry, Scientific Concepts, Scientific Principles, Error Patterns