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# Tree Diagrams

## Multiply probabilities along the branches and add probabilities in columns

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Tree Diagrams

by CK-12 //basic
Use tree diagrams to solve for probabilities.
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• Video

## Tree Diagrams Principles

by CK-12 //basic
This video gives more detail about the mathematical principles presented in Tree Diagrams.
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## Tree Diagrams Examples

by CK-12 //basic
This video shows how to work step-by-step through one or more of the examples in Tree Diagrams.
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## Probability Part 3

by CK-12 //basic
Learn how to write out all the possible outcomes of a tree diagram by hand and how to calculate the probability of an outcome.
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## Probability (part 2)

by CK-12 //basic
Explores how to find the probability of independent events using probability trees and addresses the independence of events, like flipping a coin.
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## What are Tree Diagrams Lesson Plan

by CK-12 //basic
This lesson plan covers What are Tree Diagrams and includes Teaching Tips, Common Errors, Differentiated Instruction, Enrichment, and Problem Solving.
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