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Data Science Academy · Lesson

From Raw Data to Real Decisions

How questions turn into data-driven answers.

Decisions Come First

Data science always starts with a decision someone needs to make. The data exists to answer that question, never the other way around. 🎯

What Raw Data Looks Like

Raw data is messy: missing fields, typos, weird formats. It is captured as it happened, not cleaned up or organized for you yet.

All lessons in this course

  1. From Raw Data to Real Decisions
  2. Analyst, Scientist, or Engineer?
  3. The Five Stages of a Data Project
  4. Why Python Runs Data Science
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