Mobile Sales Analysis Dashboard (Onyx Data May Challenge - Power BI) Created an interactive Power BI dashboard for the Onyx Data May Challenge, analyzing mobile sales data with $14.5M in revenue and 18.5K units sold. This multi-panel visualization, developed by Nana Kwesi Safo, features dynamic filters (Storage Size, Operating System, Country, Month) for in-depth exploration. Key Features: Executive Summary: Displays $14.5M revenue (+16% PM), 18.5K units (+3% PM), $785 average price, and 25 cities. Product Performance: Highlights best-sellers (iPhone 14 at $0.9M, OnePlus Z Fold 6 at $1.68M) and top brands (Apple $3.6M, Samsung $3.5M). Channel & Region: Breaks down sales by channel (Online 62.32%, Retail 25.63%) and top cities (Bursa $1.5M, Chennai $1.4M) on an interactive map. Trends: Tracks monthly performance and average product cost trends across Apple, Google, OnePlus, Samsung, and Xiaomi. Demographics: Offers insights into sales distribution by age, gender, and brand preferences. Impact: The dashboard enables stakeholders to identify high-performing products, optimize sales channels, and target key regions. Built with Power BI and DAX, it showcases advanced data visualization and analytical skills honed during the challenge. Technologies: Power BI, DAX

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