Data Processing and Integration
1. Data Consolidation: Utilized XLOOKUP and INDEX-MATCH functions to merge data from multiple sheets into a single, comprehensive order table.
2. Calculations: Implemented multiplication formulas for sales calculations and multiple IF functions for complex data transformations.
3. Data Cleaning: Performed date and number formatting, checked for and removed duplicates to ensure data integrity.
4. Table Conversion: Converted the range to a table format for improved data management and analysis.
Dashboard Creation
1. Pivot Tables and Charts: Developed pivot tables to summarize key metrics and created corresponding pivot charts for visual representation.
2. Interactive Elements:
- Timeline Slicer: Added a timeline for easy date range selection.
- Custom Slicers: Implemented filters for roast type, country of origin, package size, and loyalty card membership.
3. Customization: Designed custom chart styles, graph layouts, and slicer formats to align with a coffee-themed color palette.
Key Features
- Total Sales Over Time: Line chart displaying sales trends across different periods.
- Profit Analysis: Bar chart showcasing profit distribution and patterns.
- Interactive Filtering: Users can dynamically filter data by date range, product attributes, and customer loyalty status.
- Cohesive Design: A visually appealing layout with a coffee-inspired color scheme for enhanced user experience.
Technical Skills Demonstrated
- Advanced Excel Functions: XLOOKUP, INDEX-MATCH, IF statements
- Data Manipulation: Formatting, deduplication, table conversion
- Data Visualization: Pivot tables, pivot charts, custom formatting
- Interactive Dashboard Design: Slicers, timelines, dynamic updating
Acknowledgment
Special thanks to Mo Chen, whose work inspired and guided the development of this project.