telecom data through three interactive dashboards

My workflow focused on transforming raw data into meaningful insights:

? Data Cleaning – Power Query

• Handling missing values

• Removing duplicates

• Correcting data types

• Data transformation

? Data Modeling – Schema Design

• Building table relationships

• Creating a star schema

• Organizing fact and dimension tables

? Dashboard Development – Power BI

• KPI Cards

• Bar & Line charts

• Geo map visualization

• Interactive slicers and filters

? Insight Extraction

• Identifying revenue patterns

• Analyzing complaint trends

• Comparing channel performance