Results 1 to 10 of about 36,820 (296)

Transportation-based functional ANOVA and PCA for covariance operators [PDF]

open access: yesElectronic Journal of Statistics, 2022
We consider the problem of comparing several samples of stochastic processes with respect to their second-order structure, and describing the main modes of variation in this second order structure, if present.
Valentina Masarotto   +2 more
semanticscholar   +4 more sources

Analysis of Covariance of Models of Sudoku Squares with no Treatment Effects on Concomitant Variable

open access: yesJournal of Applied Sciences and Environmental Management, 2023
Inclusion of concomitant variable(s) in an analysis of variance (ANOVA) model is an indication that the model is of ANCOVA model provided that there is correlation between the concomitant and response variable.
A. Shehu, N. S. Dauran , G. A. Usman
doaj   +2 more sources

Application of student's t-test, analysis of variance, and covariance

open access: yesAnnals of Cardiac Anaesthesia, 2019
Student's t test (t test), analysis of variance (ANOVA), and analysis of covariance (ANCOVA) are statistical methods used in the testing of hypothesis for comparison of means between the groups.
Prabhaker Mishra   +4 more
doaj   +2 more sources

Radiology residents’ learning curve for interpretation of female pelvic magnetic resonance imaging (MRI): A longitudinal study in Isfahan university of medical sciences [PDF]

open access: yesJournal of Education and Health Promotion
BACKGROUND: Accurate interpretation of female pelvic magnetic resonance imaging (MRI) is a critical yet challenging skill for radiology residents.
Atoosa Adibi   +2 more
doaj   +2 more sources

rtpcr: a package for statistical analysis and graphical presentation of qPCR data in R [PDF]

open access: yesPeerJ
Background Quantitative real-time polymerase chain reaction (qRT-PCR or qPCR) is widely used in molecular biology research. Various analysis methods are employed to interpret qPCR data and measure mRNA levels of target genes under different experimental ...
Ghader Mirzaghaderi
doaj   +3 more sources

Analysis of Covariance of Reinforced Balanced Incomplete Block Designs With a Single Explanatory Variable [PDF]

open access: yesJournal of Statistical Theory and Applications (JSTA), 2014
Reinforced balanced incomplete block designs (BIBDs) are very useful in statistical planning of experiments as they can be constructed for any number of treatments for given numbers of replications.
D.K. Ghosh, M.G. Bhatt, S.C. Bagui
doaj   +1 more source

Repeatability and genotypic stability in intraspecific hybrids of Paspalum notatum Flügge

open access: yesRevista Brasileira de Zootecnia, 2023
The objective of this study was to verify the repeatability of the expression of forage characters in intraspecific hybrids of Paspalum notatum Flügge to aid early selection. Across five harvests, plant height, tiller population density, leaf dry matter,
Roberto Luis Weiler   +10 more
doaj   +1 more source

Analysis of multiple-period group randomized trials: random coefficients model or repeated measures ANOVA?

open access: yesTrials, 2022
Background Multiple-period parallel group randomized trials (GRTs) analyzed with linear mixed models can represent time in mean models as continuous or categorical.
Jon Moyer, P. Heagerty, David M. Murray
semanticscholar   +1 more source

Comparative Study of the Effectiveness of Emotionally Focused Therapy (EFT) for Couples and Narrative Couple Therapy (NCT) on Marital Quality

open access: yesمجله دانشکده پزشکی اصفهان, 2020
Background: Disturbance in human relationships has significant negative effects on the quality of life of couples and their children. The purpose of this study was to compare the effectiveness of narrative couple therapy (NCT) and emotionally focused ...
Alireza Torkan   +2 more
doaj   +1 more source

Periodontal dysbiosis associates with reduced CSF Aβ42 in cognitively normal elderly

open access: yesAlzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring, 2021
Introduction Periodontal disease is a chronic, inflammatory bacterial dysbiosis that is associated with both Alzheimer's disease (AD) and Down syndrome.
Angela R. Kamer   +12 more
doaj   +1 more source

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