Venn and Tree Diagrams in Probability

By Daniel Christie

Probability

• In a class of four brunettes, two blondes, and two people with black hair, what is the probability that any given person would be blonde?

• 1/4

Venn Diagrams

Brunette [4]

Blonde [2]Black hair [2]

Tree Diagrams

H • H• T

T • H• T

Thank you.Photo credit: Daniel Christie