Results 41 to 50 of about 7,422,915 (294)

How to use χ2 test correctly——the rank sum tests and the implementation of the SAS software

open access: yesSichuan jingshen weisheng, 2021
The purpose of this article was to introduce the rank sum test and its SAS implementation. The concrete contents included the following three aspects: ①the simple linear rank test of two-sample data, ②the one-way ANOVA rank sum test of the multi-sample ...
Hu Chunyan, Hu Liangping
doaj   +1 more source

Common Biases In Business Research [PDF]

open access: yes, 2018
In research, bias occurs when an error is introduced into sampling or testing which results in selecting or encouraging one outcome, conclusion, or answer over others.
A Oppenheim   +6 more
core   +1 more source

Predicting Chronicity in Children and Adolescents With Newly Diagnosed Immune Thrombocytopenia at the Timepoint of Diagnosis Using Machine Learning‐Based Approaches

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objectives To identify predictors of chronic ITP (cITP) and to develop a model based on several machine learning (ML) methods to estimate the individual risk of chronicity at the timepoint of diagnosis. Methods We analyzed a longitudinal cohort of 944 children enrolled in the Intercontinental Cooperative immune thrombocytopenia (ITP) Study ...
Severin Kasser   +6 more
wiley   +1 more source

Qualitative and Quantitative Aquatic Algal Data Compilation to Determine Macrotrends [PDF]

open access: yes, 1985
A data base of the algae of Arkansas has been initiated by the selection of a relational data base management system. The system was chosen to be readily available for microcomputers using MS- or PC-DOS.
Meyer, Richard L.
core   +1 more source

Patient‐Level Barriers and Facilitators to Inpatient Physical Therapy in Adolescents and Young Adults With a Hematological Malignancy: A Qualitative Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Despite their increased risk for functional impairment resulting from cancer and its treatments, few adolescents and young adults (AYAs) with a hematological malignancy receive the recommended or therapeutic dose of exercise per week during inpatient hospitalizations.
Jennifer A. Kelleher   +8 more
wiley   +1 more source

A machine learning approach to population pharmacokinetic modelling automation

open access: yesCommunications Medicine
Background Population pharmacokinetic (PopPK) models are crucial for understanding drug behaviour across populations, yet traditional development is often labour-intensive and slow.
Sam Richardson   +7 more
doaj   +1 more source

Collecting twenty-first century science: an analysis of public and professional perceptions

open access: yesScience Museum Group Journal, 2023
This article covers the key findings from a set of qualitative and quantitative research investigating the relationship between public and professional perceptions of contemporary collecting. Areas of congruence and disconnect were studied using a survey,
Esme Mahoney-Phillips
doaj   +1 more source

Quantitative Homogenization of Elliptic PDE with Random Oscillatory Boundary Data [PDF]

open access: yes, 2014
We study the averaging behavior of nonlinear uniformly elliptic partial differential equations with random Dirichlet or Neumann boundary data oscillating on a small scale.
E. Souganidis   +3 more
core  

Missing Heritability in the Tails of Quantitative Traits? A Simulation Study on the Impact of Slightly Altered True Genetic Models [PDF]

open access: yes, 2011
Objective: Genome-wide association studies have identified robust associations between single nucleotide polymorphisms and complex traits. As the proportion of phenotypic variance explained is still limited for most of the traits, larger and larger meta ...
André Scherag   +7 more
core   +1 more source

Psychological Safety Among Interprofessional Pediatric Oncology Teams in Germany: A Nationwide Survey

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Psychological safety (PS) is essential for teamwork, communication, and patient safety in complex healthcare environments. In pediatric oncology, interprofessional collaboration occurs under high emotional and organizational demands. Low PS may increase stress, burnout, and adverse events.
Alexandros Rahn   +4 more
wiley   +1 more source

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