Tree Diagrams (Grade 11 NSC Matric Mathematics): Flashcards
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Practise the cards
10 cards from this deck
What are tree diagrams?
What are tree diagrams?
Visual tools to organize sequences of events & show outcomes
When are tree diagrams most useful?
When are tree diagrams most useful?
For dependent events (one outcome affects next probability)
How to find probability of a specific path?
How to find probability of a specific path?
Multiply all probabilities along that path
Finding probability when multiple paths lead to same outcome?
Finding probability when multiple paths lead to same outcome?
Add the probabilities of all relevant paths
Golden rule for tree diagram calculations
Golden rule for tree diagram calculations
Multiply along paths, add across outcomes
What must branch probabilities from same point sum to?
What must branch probabilities from same point sum to?
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Four components of a tree diagram
Four components of a tree diagram
Branches, Probabilities, Outcomes, Levels
Formula for independent events
Formula for independent events
What are dependent events?
What are dependent events?
Events where one outcome affects probability of the next
What do branches represent?
What do branches represent?
Possible outcomes with probabilities written on them