American Journal of Mathematical and Computer Modelling

Volume 7, Issue 4, December 2022

  • A Comparative Analysis of Ordinary Least Squares and Quantile Regression Estimation Technique

    Runyi Emmanuel Francis, Maureen Tobe Nwakuya

    Issue: Volume 7, Issue 4, December 2022
    Pages: 49-54
    Received: 30 October 2022
    Accepted: 18 November 2022
    Published: 30 November 2022
    DOI: 10.11648/j.ajmcm.20220704.11
    Abstract: This study explores quantile regression estimation technique and its practicality in regression analysis; hence we provide a comparative study in view of quantile regression as an alternative to the traditional ordinary least squares regression. Although the ordinary least squares (OLS) model examines the relationship between the independent variab... Show More
  • Building a Secured Data Warehouse for a University Staff Management System: A Case Study of Gombe State University, Gombe

    Muhammed Kabir Ahmed, Ahmadu Bappah Muhammad, Abubakar Adamu, Aishatu Yahaya Umar

    Issue: Volume 7, Issue 4, December 2022
    Pages: 55-60
    Received: 11 December 2022
    Accepted: 4 January 2023
    Published: 17 January 2023
    Abstract: Universities are among the several organizations with complex activities regarding staff records, payroll, and staff promotion. This work intends to use Data warehouse as a solution to simplify these complex activities. Due to their ability to combine heterogeneous data from several information sources in a single storage location for querying and ... Show More