Results 121 to 130 of about 1,308 (195)

A modified hurdle model for completed fertility

open access: yes
In this paper it is argued that models for completed fertility have to take into consideration that childless couples and couples with an only child are qualitatively different from couples with two or more children.
J.M.C. Santos Silva, Francisco Covas
core  

Ketidaksesuaian Distribusi Poisson dalam Pemodelan Jumlah Kehadiran Siswa Sekolah Menengah Kejuruan

open access: yes
Kehadiran siswa merupakan indikator penting dalam kontinuitas proses pembelajaran, tetapi jumlah siswa hadir per hari pada kelas berukuran tetap merupakan data cacahan dengan batas atas yang dapat membatasi kesesuaian model Poisson.
Mitra Pranata   +5 more
core   +1 more source

Variance-factorized loglinear models for overdispersed and underdispersed counts

open access: yesStatistical Modelling
A technique is proposed for a more structured approach to modelling over- and under-dispersed counts: variance factorized loglinear (VFL) models are a parameterization of an (enlarged) distribution whereby the overdispersed variance is expressed as a product of the nominal variance and a remainder term involving a highly ...
openaire   +1 more source

Generalized poisson models arising from Markov processes

open access: yes, 1998
We develop a family of distributions which allow for over-and underdispersion relative to the Poisson. This latter feature is particularly appealing since many existing methods only allow for overdispersion.
Ryan, LM, Bosch, RJ
core  

Community Disassembly in a Fragmented Tropical Landscape Driven by Both Deterministic and Stochastic Processes. [PDF]

open access: yesEcol Evol
Azhar I   +6 more
europepmc   +1 more source

Over-and Underdispersion Models

open access: yes, 2014
Célestin C. Kokonendji
core   +1 more source

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