The Varley Academy
Tree Diagram Maker
Probability
PROBABILITY WORKSPACE
Build your probability tree.
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Auto arrange
New diagram
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YOUR TREE
Drag a dot or outcome · Click to edit · + to add
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Zoom
100%
Show ∩ between outcomes
Show weights
ALL COMPLETE PATHS
Sample space
×
Use probabilities like
1/2
,
0.5
or
50%
. Use
Not
for the complement, such as H′.
+ Add another outcome
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Outcome
Probability
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The Varley AcademyTree Diagram MakerThe Varley AcademyTree Diagram Maker