Results 261 to 270 of about 3,138,949 (312)

Bias and the bias call

, 1987
openaire   +1 more source

The bias bias

Journal of Business Research, 2015
AbstractIn marketing and finance, surprisingly simple models sometimes predict more accurately than more complex, sophisticated models. Here, we address the question of when and why simple models succeed — or fail — by framing the forecasting problem in terms of the bias–variance dilemma.
Gerd Gigerenzer, Henry Brighton
exaly   +3 more sources

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Catalogue of bias: novelty bias

BMJ Evidence-Based Medicine, 2023
Novelty bias is the tendency for an intervention to appear better when it is new. It is also known as the ‘novel agent effects’ or ‘fading of reported effectiveness’.1 2 The mechanisms by which interventions appear better when new or new for a specific purpose are unknown and may involve other forms of bias having a more significant effect when an ...
Luo, Y, Heneghan, C, Persaud, N
openaire   +3 more sources

On bias

Acta Orthopaedica Scandinavica, 1994
We performed a search in Medline to assess the quality of clinical journals in orthopedics from the point of view of study design. 3 levels of quality were chosen: prospective studies, random allocation or double-blind methods and randomized controlled trials; all entries were Medical Subject Headings (MeSH).
L, Ryd, L, Dahlberg
openaire   +2 more sources

Catalogue of bias: observer bias

BMJ Evidence-Based Medicine, 2018
This article is part of a series featured from the Catalogue of Bias introduced in this volume ofBMJEvidence-Based Medicine that describes biases and outlines their potential impact in research studies. Observer bias is systematic discrepancy from the truth during the process of observing and recording information for a study.
Mahtani, K, Spencer, E, Brassey, J, Heneghan, C   +3 more
openaire   +3 more sources