You've Built a Real Skill
You now know how to write Python programs that collect, clean, analyse, and visualise data. These are skills used by scientists, journalists, engineers, and business analysts every day.
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What You've Learned
Lists, dictionaries, CSV reading, summary statistics (mean, median, mode, range), line charts, bar charts, histograms, scatter plots, and the 6-step data analysis workflow.
Project Checklist
A complete data project includes:
- ✅ A clear question at the top
- ✅ At least 10 rows of data (your own or from a CSV)
- ✅ Summary statistics (mean, min, max at minimum)
- ✅ At least two different chart types
- ✅ A 1-2 sentence finding that answers your question
Where to Go Next
Data science goes far deeper than this course. Your natural next steps:
- pandas — the industry-standard library for data frames (like supercharged CSV reading)
- numpy — fast numerical computing, used by pandas and matplotlib under the hood
- seaborn — beautiful statistical charts built on top of matplotlib
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Congratulations!
You've completed Data & Charts. You are now a Python data scientist in training. Share your project with a teacher or family member — they'll be impressed!