International Journal of Data Science and Analysis

Volume 9, Issue 1, February 2023

  • Detection and Estimation of Change Point in Volatility Function of Foreign Exchange Rate Returns

    Josephine Njeri Ngure, Anthony Gichuhi Waititu, Simon Maina Mundia

    Issue: Volume 9, Issue 1, February 2023
    Pages: 1-12
    Received: 13 January 2023
    Accepted: 22 February 2023
    Published: 6 April 2023
    Abstract: This work aims at detection and estimation of a change point in conditional variance function of a Nonparametric Auto-Regressive Conditional Heteroscedastic model. The conditional mean and conditional variance functions are not specified a priori but estimated using Nadaraya Watson kernel. This is because inferences based on nonparametric approache... Show More
  • Implementation of Voter Data Update Based on Pkpu Number 17 of 2020 in the Election of Regional Head in Belu Regency in 2020

    Medan YonathanMael, Dian Festianto, Marthen Patiung

    Issue: Volume 9, Issue 1, February 2023
    Pages: 13-21
    Received: 3 November 2022
    Accepted: 17 January 2023
    Published: 25 September 2023
    Abstract: The task of the Belu Regency KPU in the 2020 regional head election is to manage, compile and submit data on the final voter list of 118,005 voters. There are additional voters (DPTb) as many as 4,191 voters, 142 voters moved to 122,338 voters. The implementation of PKPU Number 17 of 2020 in the Implementation of General Elections in each process i... Show More