Statistics Fundamentals for DA/DS: Part 1

Struggling with statistics in DA/DS interviews?

This cheatsheet covers exactly what interviewers

asks nothing extra, nothing less.

What's inside:

- Mean, Median & Mode with real examples

- Variance & Standard Deviation

- Normal Distribution: 68-95-99.7 rule

- Skewness: left, right & symmetric

- Correlation: and why it ≠ causation

- Outliers: how to detect & handle them

Every concept includes:

→ Simple 1-line definition

→ Real world example from Finance, Health & Tech

→ Most asked interview question + answer

→ Visual graphs for quick revision

This is not a textbook dump.

This is what you actually need. 📊