Customer Data Analysis and Cleanup

I need assistance with analyzing and cleaning customer data. The data is in Excel and requires both cleaning and visualization.

Key Tasks Include:
- Data Cleaning: Handle missing values, duplicate entries, and incorrect formats.
- Data Visualization: Create clear, insightful visual representations of the cleaned data.

Ideal Skills and Experience:
- Proficiency in Excel
- Strong data analysis and visualization skills
- Experience with data cleaning techniques
- Attention to detail and accuracy