# DR. CHUMBA ISAAC KIPCHIRCHIR

## BSc, MSc, PhD, (Nairobi) Mathematical Statistics

kipchirchir@uonbi.ac.ke

kipchirchir@uonbi.ac.ke

ESTIMATINGAN EXPONENTIALLY DECAYINGFUNCTION OF RATE PARAMETER OF APOISSON PROCESS. Advances and Applications in Statistics. 6(1):1-17. AbstractWebsite

2020. Cointegration analysis of youth unemployment in Kenya. International Journal of Statistics and Applied Mathematics. 5(3):129-133. AbstractWebsite

2020. ON GENERALIZED DISTRIBUTIONS: THE POWER OF GENERALISING AND THE POWER SERIES CONNECTION. Far East Journal of Theoretical Statistics . 56(2):151-168. AbstractWebsite

2019. Autoregressive distributed lag cointegration analysis of youth unemployment in Kenya. International Journal of Statistics and Applied Mathematics. 4(1):29-41. AbstractWebsite

2019. COMPARATIVE ANALYSIS OF THE EFFECT OF DISPERSION AND COMPETITION ON POPULATION SUSTAINABILITY. ADVANCES AND APPLICATIONS IN STATISTICS. 51(1):17-38. AbstractWebsite

2017. Effect of temperature on the life history parameters of noctuid lepidopteran stem borers, Busseola fusca and Sesamia calamistis. Annals of Applied Biology. 165(3):373-386.

2014. Effect of temperature on the phenology of Chilo partellus (Lepidoptera, Crambidae); simulation and visualization of the potential future distribution of C. partellus in Africa under warmer temperatures through the development of life-table parameters. Bulletin of Entomological Research. 104(6):809-822.

2014. Comparative Analysis of Dispersion Models. Advances and Applications in Statistics. 37(1):13-35.

2013. Comparative Study of the Distributions Used To Model Dispersion. Comparative Study of the Distributions Used To Model Dispersion.

2012. An Analysis of Sequential Sampling Strategy in Pest Control Based on Negative Binomial Distribution. ICASTOR Journal of Mathematical Sciences. 5(2):217-228.

2011. On Ultimate Extinction Probabilities and Mean Behaviour of Spatial Patterns. Advances and Applications in Statistics. 25(1):31-45.

2011. Modelling Dispersion using Finite Mixture of Poisson. Far East Journal of Mathematical Sciences. 56(2):161-178.

2011. The Versatility of the Negative Binomial Distribution in Describing Dispersion. ICASTOR Journal of Mathematical Sciences. 5(1):65-78.

2011. An Approximation of the Fisher’s Information for the Negative Binomial Parameter k. Far East Journal of Theoretical Statistics. 34(2):129-138.

2011. The Negative Binomial Parameter k as a Measure of Dispersion. ICASTOR Journal of Mathematical Sciences. 4(2):197-207.

2010. An Age Structured Population Model. , Nairobi: Nairobi

1993.