Nigeria's currency has experienced dramatic swings over the decades — but how closely does inflation follow? This Tableau project investigates the relationship between the Consumer Price Index (CPI) and the Dollar–Naira exchange rate from 1995 to 2021, revealing a non-linear dynamic that defies simple assumptions. The dashboard enables users to explore how devaluation events correspond with inflation spikes, offering useful context for economic policy analysis and investment planning.
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Despite being a vaccine-preventable disease, measles remains a public health threat across many countries. This SQL/Tableau project analyses reported cases across all 194 WHO member countries from 2011 to 2022, identifying which regions carry the highest burden and how outbreak patterns have shifted over time. The goal: surface data-driven insights that can inform immunisation prioritisation and public health resource allocation.
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Mass Shooting in USA.
Gun violence in America follows patterns — geographic, seasonal, and demographic — that aggregate statistics often obscure. Using a dataset of 2,356 incidents spanning 2018 to 2022, this SQL and Tableau project maps hotspots, identifies trends over time, and highlights concentrations by state and city. The analysis provides a data-driven lens on a deeply complex issue, demonstrating how structured querying and visual storytelling can make large datasets accessible and meaningful.
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Twitter Text Analysis.
What were Nigerians actually saying about their presidential candidates on social media? This RStudio project applied Natural Language Processing (NLP) to over 9,000 tweets across the three major political parties, tracking how public sentiment shifted in the weeks leading up to the 2023 election. The analysis reveals not just who people supported, but how the tone of conversation evolved — a reminder that the real story in data is often about change over time.
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Smartphone Technology:
Connect, Create and Explore.
With hundreds of smartphone models competing for consumer attention, what actually differentiates them? This Excel and Tableau project analyses a dataset of 241 smartphone entries across key features and metrics, producing a visual dashboard that helps break down the market by performance, price segment, and feature sets — useful for both consumer decision-making and competitive market analysis.
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