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Curated by: Khan Academy India - English (9 videos)
In this session, you will learn how to construct and read tree diagrams to systematically map out the complete sample space of an experiment. You will explore how to apply the theoretical probability formula to everyday examples like tossing coins and rolling dice. Most importantly, you will master the foundational rules of probability - learning exactly when to multiply across a single path and when to add across multiple favorable pathways. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! Timestamps: 00:00 - Introduction to Tree Diagrams 00:52 - Drawing and Reading a Tree Diagram (Coin Tossing Example) 02:01 - Calculating Probability Using the Theoretical Formula 02:41 - The Multiplication Rule for a Single Path 03:51 - The Addition Rule for Multiple Favorable Paths 05:50 - Summary of Tree Diagram Rules 06:01 - Expanding to Six Outcomes (Rolling Two Dice) Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate