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General correlation and partial correlation analysis in finding interactions: with Spearman rank correlation and proportion correlation as correlation measures [PDF]

open access: greenNetwork Biology, 2015
Between-taxon interactions can be detected by calculating the sampling data of taxon sample type. In present study, Spearman rank correlation and proportion correlation are chosen as the general correlation measures, and their partial correlations are ...
WenJun Zhang, Xin Li
doaj   +1 more source

Genetic and environmental factors that affect tick infestation in Nelore x Angus crossbreed cattle

open access: yesCiência Rural, 2021
: This study evaluated the effects of seasons and latitude on tick counting and determined the best model to estimate genetic parameters for tick count and hair coat.
Giovani Luis Feltes   +6 more
doaj   +1 more source

Comparison of Methane Emission Patterns from Dairy Housings with Solid and Slatted Floors at Two Locations

open access: yesAgronomy, 2022
Methane (CH4) emissions from dairy husbandry are a hot topic in the context of active climate protection, where housing systems with slatted floors and slurry storage inside are in general expected to emit more than systems with solid floors.
Sabrina Hempel   +7 more
doaj   +1 more source

Using the weighted Kendall Distance to analyze rank data in psychology [PDF]

open access: yesTutorials in Quantitative Methods for Psychology, 2021
Although the Kendall distance is a standard metric in computer science, it is less widely used in psychology. We demonstrate the usefulness of the Kendall distance for analyzing psychological data that take the form of ranks, lists, or orders of items ...
van Doorn, Johnny   +2 more
doaj   +1 more source

Nonparametric statistics. Part 3. Correlation coefficients

open access: yesТеория и практика переработки мяса, 2023
A measure of correlation or strength of association between random variables is the correlation coefficient. In scientific research, correlation analysis is most often carried out using various correlation coefficients without explaining why this ...
M. A. Nikitina, I. M. Chernukha
doaj   +1 more source

Rank–Polyserial Correlation: A Quest for a “Missing” Coefficient of Correlation

open access: yesFrontiers in Applied Mathematics and Statistics, 2022
In the typology of coefficients of correlation, we seem to miss such estimators of correlation as rank–polyserial (RRPS) and rank–polychoric (RRPC) coefficients of correlation. This article discusses a set of options as RRP, including both RRPS and RRPC.
Jari Metsämuuronen, Jari Metsämuuronen
doaj   +1 more source

Comparative Analysis of the Practice of Internet Use in the Marketing Activities of Higher Education Institutions in Poland and Ukraine

open access: yesComparative Economic Research, 2020
In the information age, the role of higher education as a factor of social progress is increasing. The competition among higher education institutions is also growing.
Artur Kisiołek   +2 more
doaj   +1 more source

Regional distribution of soybean production in Vojvodina, Serbia [PDF]

open access: yesRatarstvo i Povrtarstvo, 2012
Regional distribution of soybean production was analyzed by municipalities in Vojvodina, according to the average harvested area of soybean and its yields (2001-2010).
Bošnjak Danica
doaj   +1 more source

METHODOLOGY FOR RAPID DETECTION OF ABNORMAL GAS SITUATIONS AT THE EXCAVATION SITES OF MINES

open access: yesВестник университета, 2020
The article is directed to the development of one of the approaches to decision-making by the personnel on the meaningful analysis and interpretation of emergency situations in mine workings.
V. V. Kupriyanov
doaj   +1 more source

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