Analysis of Voice Quality for Telecoms: MTN vs. Telecel in Ghana

This project presents a detailed analysis and visualization of voice quality for the top two telecom
companies in Ghana, MTN and Telecel (formerly Vodafone). The dashboard leverages data collected
over a period of 4 days, by the Ministry of Communication's National Communication Authority (NCA),to compare the voice quality metrics between these leading telecom providers
in the Capital Region of the Country(Greater Accra Region).

  • Voice Quality Scores: A comparative assessment of the voice quality delivered by MTN and Telecel, showcasing percentage scores and overall performance.
  • Trend Analysis:Visualizations illustrating how voice quality has evolved over time for both telecoms, identifying trends and potential areas of improvement.

    • Power BI
    • Power Query
    • Power BI DAX

    Project Impact:This dashboard has provided valuable insights into voice quality performance for MTN and Telecel
    in Ghana. By comparing and visualizing data, it has informed strategic decisions, highlighting areas for
    improvement and guiding targeted service enhancements. With a score under 3.5 considered a fail,
    this tool will be crucial in identifying underperforming aspects of voice service, enabling telecom
    companies to address issues promptly.