Probability Rules

In a group of students, 40% play football, 30% play basketball, and 10% play both. What is the probability that a student plays either football or basketball?

P( Sports Car | male)

Mathematical Equivalence

OFF

Answer using a non-simplified fraction.

P(bass | 7th grade)

Mathematical Equivalence

OFF

Given Mr. Faucette does not teach Geometry Honors, what is the probability that he teaches Algebra I Honors?

Mathematical Equivalence

ON

The two-way table above gives information about the grades for the semester in Mrs. Hardcase’s English class.

Given that the grade is an A, what is the probability of the student being female?

Mathematical Equivalence

ON

If you choose from the following M & M colors, what is the probability that you choose blue?

• 8/26

• 4/13

• 8/25

• 1/3

The chart below represents the number of marbles in a jar.
P(green) = 

• 5/19

• 10/28

• 5/14

If you are picking a card randomly from a deck of cards, the events of picking a jack and picking a heart are mutually exclusive.

• True

• False

If you roll one die, what is the probability of getting an odd number or a 4?

• 2/3

• 1/3

• 1/2

• 1/6

When rolling a 6 sided die, what is the probability of rolling either an even number or a 5?

• 1/2

• 5/6

• 2/3

• 1/12