CASE STUDY 01 / EXCEL · POWER QUERY
Sales & performance analysis
Turning inconsistent sales data into structured reporting for revenue, targets, and performance variance.
Analysis work01
Problem
How can sales data be prepared consistently to compare revenue with targets and investigate performance differences?
02
Data
Sales and performance datasets used in hands-on Excel analysis. Source files, date ranges, and dataset dimensions will be added with the published workbook.
03
Approach
Cleaned and transformed data with Power Query, handled missing values, merged datasets, grouped records, and reshaped tables to support analysis.
04
Analysis
Used revenue and target variance analysis, PivotTables, and PivotCharts to create reporting views for comparing performance.
05
Insights
Specific findings will be published alongside the workbook and supporting calculations. No business conclusions are claimed here without the underlying evidence.
06
Outcome
Completed hands-on data preparation and reporting work. The downloadable workbook and full findings are being prepared for this portfolio.