Roadmap
Day 32 · Distributions 40 min 30 XP
🔔Distributions and the normal curve
A distribution shows how often each value turns up. Once you know its shape you can say how unusual a value is, which is the base for almost everything else this week.
What you'll learn
- Read a histogram and spot skew
- Describe the normal curve and the 68-95-99.7 rule
- Use NORM.DIST and NORM.INV in Sheets
A peek inside
Shapes you will meet
The rest of Day 32 is a Pro lesson
You're on the free Explorer plan — you get the intro and the video. Go Pro to open the full guided lesson (and all 30 days).
- 3 deep-dive lessons
- A copy-paste worked example
- 3 hands-on practice tasks
- Studio task: Ask the bell curve questions
- 3-question quiz, up to 45 XP
- 4 quick-glance glossary cards
- 30 XP + streak tracking
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