The extra zeros in traffic accident data: a study on the mixture of discrete distributions

• Main Authors: Zamira Hasanah Zamzuri,, Mohd Syafiq Sapuan,, Kamarulzaman Ibrahim,
• Format: Article
• Language: English
• Published: Penerbit Universiti Kebangsaan Malaysia 2018
• Online Access: http://journalarticle.ukm.my/12219/1/35%20Zamira%20Hasanah%20Zamzuri.pdf; http://journalarticle.ukm.my/12219/; http://www.ukm.my/jsm/english_journals/vol47num8_2018/contentsVol47num8_2018.html

The presence of extra zeros is commonly observed in traffic accident count data. Past research opt to the zero altered models and explain that the zeros are sourced from under reporting situation. However, there is also an argument against this statement since the zeros could be sourced from Poisson...