Overview
Probability

Probability Tree Diagrams

 Video Tutorial

Key Aspects:
  • Probability Tree Diagrams
  • Probabilities of Dependent Events
  • Combined Event Probabilities
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 GCSE Revision Flashcards

1) Probability Tree

Probability tree diagram illustrating the drawing of 9 balls, 3 red and 6 blue, with dependent probabilities and combined event outcomes.

2) Example 1: Probability Tree to Answer Questions

Probability tree diagram for the calculation of drawing two balls of the same colour using equiprobable events and addition rule for probabilities.

3) Example 2: Probability Tree to Answer Questions

Probability tree diagram showing the calculation of drawing 2 balls of the same colour with red and blue ball probabilities, expected values.

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