Model fitting of zero-inflated and overdispersed count data

• Main Authors: Andan, Jacqueline S., Cortez, Andrea P.
• 格式: text
• 出版: Animo Repository 2010
• 在線閱讀: https://animorepository.dlsu.edu.ph/etd_bachelors/11326

Researchers often encounter data which exhibit an excess number of zeroes than would be expected in a Poisson or negative binominal model. This is referred to as zero-inflation. Additionally, data may display excess variability or overdispersion. Failure to model zero-inflation and overdispersion ma...