Matches in SemOpenAlex for { <https://semopenalex.org/work/W1969385280> ?p ?o ?g. }
Showing items 1 to 82 of
82
with 100 items per page.
- W1969385280 abstract "Insect counts data arising from ecological or pest management studies usually exhibit a high degree of clustering (aggregation) which present special problems for regression modeling. In this paper, we have investigated three different methods that can be used to analyse such data. These are power transformation of response variable based on Taylor's Power Law (1961) and Quasi-likelihood modeling with variance functions based on the power law, V(Y)=αµβ and the variance function of the Negative Binomial, V(Y)= (µ+µ2/k). We apply the methods to some counts data collected on fruit fly species Bactocera zonata.The response variable transformation based on Taylor's Power Law was effective in stabilizing the variance but did not achieve normality of the transformed variable. On the other hand, Quasi-likelihood models appeared to fit the data fairly well for both variance function forms. Overall, the results show that response variable transformation of raw data is not appropriate for the fruit fly counts data used in this study or more general data of similar kind, but quasi-likelihood modeling with variance forms V(Y)=Φµβ or V(Y)=Φ(µ+µ2/k) appears to be a sensible approach. Keywords: Aggregated insect counts data, Transformation of raw data, Quasi-likelihood, Taylor's Power Law, Negative binomial distribution > East African Journal of Statistics Vol. 1 (2) 2006: pp. 215-224" @default.
- W1969385280 created "2016-06-24" @default.
- W1969385280 creator A5071654664 @default.
- W1969385280 creator A5090378824 @default.
- W1969385280 date "2007-07-17" @default.
- W1969385280 modified "2023-10-16" @default.
- W1969385280 title "An investigation of quasi-likelihood methods and respnse variable transformation for analysing aggregated insect counts data" @default.
- W1969385280 doi "https://doi.org/10.4314/eajosta.v1i2.39169" @default.
- W1969385280 hasPublicationYear "2007" @default.
- W1969385280 type Work @default.
- W1969385280 sameAs 1969385280 @default.
- W1969385280 citedByCount "0" @default.
- W1969385280 crossrefType "journal-article" @default.
- W1969385280 hasAuthorship W1969385280A5071654664 @default.
- W1969385280 hasAuthorship W1969385280A5090378824 @default.
- W1969385280 hasConcept C100906024 @default.
- W1969385280 hasConcept C104317684 @default.
- W1969385280 hasConcept C105795698 @default.
- W1969385280 hasConcept C114494560 @default.
- W1969385280 hasConcept C121955636 @default.
- W1969385280 hasConcept C124101348 @default.
- W1969385280 hasConcept C134306372 @default.
- W1969385280 hasConcept C135572916 @default.
- W1969385280 hasConcept C149782125 @default.
- W1969385280 hasConcept C150670458 @default.
- W1969385280 hasConcept C152877465 @default.
- W1969385280 hasConcept C162324750 @default.
- W1969385280 hasConcept C182365436 @default.
- W1969385280 hasConcept C196083921 @default.
- W1969385280 hasConcept C199335787 @default.
- W1969385280 hasConcept C204241405 @default.
- W1969385280 hasConcept C33643355 @default.
- W1969385280 hasConcept C33923547 @default.
- W1969385280 hasConcept C41008148 @default.
- W1969385280 hasConcept C49781872 @default.
- W1969385280 hasConcept C55493867 @default.
- W1969385280 hasConcept C86803240 @default.
- W1969385280 hasConcept C89106044 @default.
- W1969385280 hasConcept C91025261 @default.
- W1969385280 hasConceptScore W1969385280C100906024 @default.
- W1969385280 hasConceptScore W1969385280C104317684 @default.
- W1969385280 hasConceptScore W1969385280C105795698 @default.
- W1969385280 hasConceptScore W1969385280C114494560 @default.
- W1969385280 hasConceptScore W1969385280C121955636 @default.
- W1969385280 hasConceptScore W1969385280C124101348 @default.
- W1969385280 hasConceptScore W1969385280C134306372 @default.
- W1969385280 hasConceptScore W1969385280C135572916 @default.
- W1969385280 hasConceptScore W1969385280C149782125 @default.
- W1969385280 hasConceptScore W1969385280C150670458 @default.
- W1969385280 hasConceptScore W1969385280C152877465 @default.
- W1969385280 hasConceptScore W1969385280C162324750 @default.
- W1969385280 hasConceptScore W1969385280C182365436 @default.
- W1969385280 hasConceptScore W1969385280C196083921 @default.
- W1969385280 hasConceptScore W1969385280C199335787 @default.
- W1969385280 hasConceptScore W1969385280C204241405 @default.
- W1969385280 hasConceptScore W1969385280C33643355 @default.
- W1969385280 hasConceptScore W1969385280C33923547 @default.
- W1969385280 hasConceptScore W1969385280C41008148 @default.
- W1969385280 hasConceptScore W1969385280C49781872 @default.
- W1969385280 hasConceptScore W1969385280C55493867 @default.
- W1969385280 hasConceptScore W1969385280C86803240 @default.
- W1969385280 hasConceptScore W1969385280C89106044 @default.
- W1969385280 hasConceptScore W1969385280C91025261 @default.
- W1969385280 hasIssue "2" @default.
- W1969385280 hasLocation W19693852801 @default.
- W1969385280 hasOpenAccess W1969385280 @default.
- W1969385280 hasPrimaryLocation W19693852801 @default.
- W1969385280 hasRelatedWork W1567231269 @default.
- W1969385280 hasRelatedWork W180118890 @default.
- W1969385280 hasRelatedWork W2004465897 @default.
- W1969385280 hasRelatedWork W2187337517 @default.
- W1969385280 hasRelatedWork W2315792992 @default.
- W1969385280 hasRelatedWork W3210390693 @default.
- W1969385280 hasRelatedWork W334603944 @default.
- W1969385280 hasRelatedWork W2187867992 @default.
- W1969385280 hasRelatedWork W2745491055 @default.
- W1969385280 hasRelatedWork W3188538190 @default.
- W1969385280 hasVolume "1" @default.
- W1969385280 isParatext "false" @default.
- W1969385280 isRetracted "false" @default.
- W1969385280 magId "1969385280" @default.
- W1969385280 workType "article" @default.