Tree Diagrams- Probability

Tree Diagrams- Probability

By Ashley Carson

Tree Diagram

A tree diagram is a branching structure that maps the outcomes of chances/probabilities. The more branches, the more outcomes.

Tree Diagram

Flipping a coin. Your only outcomes are either head or tail. Your tree diagram would look like this:

Tree Diagram

Flipping a coin twice. If you flipped your coin a second time, you still only have the outcomes heads and tails but this time they branched out from your previous outcome. So your tree diagram would look like this:

Multiple Choice

What is the probability of getting 2 tails?

• 1/4

• 2/4

• 3/4

• 4/4

Tree Diagram

• Can be used to show a sample space

• Each "branch" of the diagram represents one possible outcome

Multiple Choice

What is the probability of making both shots?

• 1/4

• 2/4

• 3/4

• 4/4

Multiple Choice

How many possible outcomes or combinations can we get if we toss a coin, and roll a number cube?

• 6 total outcomes

• 8 total outcomes

• 14 total outcomes

• 12 total outcomes

Multiple Choice

Two dice are rolled and it is recorded whether the result on each is odd or even. What is the probability both are odd?

• 1/4

• 1/2

• 2/4

• 3/4

Multiple Choice

The probability of getting Broccoli and fish for dinner is:

• 0.5

• 0.15

• 0.7

• 1