Complex Sheets Line Chart Coding

Job ID: 39167540

Budget: $250 – $750 USD

I'm looking for an expert in data visualization to help me code some line charts in my existing spreadsheet.

Key Requirements:
- Create line charts from existing sheet data.
- Implement a dual data selection system: some data will be chosen automatically based on predefined rules, while other data will be manually selected by the user.
- Ensure that the charts are complex enough to accurately represent the data while still being user-friendly.

Ideal Skills:
- Advanced Excel or Google Sheets skills.
- Strong coding knowledge, particularly in spreadsheet programming languages.
- Experience with data visualization and creating complex charts.
- Ability to understand and implement predefined rules for data selection.