International Journal of Statistical Distributions and Applications

Volume 6, Issue 3, September 2020

  • Volatility of Some Selected Currencies Against the Naira Using Generalized Autoregressive Score Models

    Oluwagbenga Tobi Babatunde, Henrietta Ebele Oranye, Cynthia Ndidiamaka Nwafor

    Issue: Volume 6, Issue 3, September 2020
    Pages: 42-46
    Received: 20 July 2020
    Accepted: 30 July 2020
    Published: 27 August 2020
    Abstract: The role exchange rate plays in international trade and bilateral agreement between countries cannot be over-emphasize. Fluctuations in exchange rate has direct impact on the economy of any country especially a country like Nigeria which depends largely on import goods. So, there is need to identify appropriate model that can adequately describe th... Show More
  • Investigating the Effect of Nigeria’s Macroeconomic Variables on Economic Growth in the Presence of Heteroskedasticity and Structural Breaks

    Jonathan Atsua Ikughur, Patience Onuche Agada, Alhaji Godwin

    Issue: Volume 6, Issue 3, September 2020
    Pages: 47-56
    Received: 14 April 2019
    Accepted: 27 May 2020
    Published: 10 September 2020
    Abstract: This study modeled the effect of Revenue, Expenditure, Foreign Direct Investment and Exchange rate on Nigerian Gross Domestic Product (obtained from CBN from 1961-2010) in the presence of heteroskedasticity on Nigeria’s macroeconomic variables using the Weighted Least Squares method. Furthermore, it investigated the changing structures in the data ... Show More
  • Fitting Wind Speed to a Two Parameter Distribution Model Using Maximum Likelihood Estimation Method

    Okumu Otieno Kevin, Edgar Otumba, Alilah Anekeya David, John Matuya

    Issue: Volume 6, Issue 3, September 2020
    Pages: 57-64
    Received: 13 September 2020
    Accepted: 27 September 2020
    Published: 13 October 2020
    Abstract: Kenya is among the countries that are continuously investing in wind energy to meet her electricity demand. Kenya is working towards its vision 2030 of achieving a total of 2GW of energy from wind industry. To achieve this, there is a need that all the relevant data on wind characteristics must be available. The purpose of this study is, therefore,... Show More