Probability Review

What is sample space?

• All of the Outcomes
• What Will Happen
• What Can Happen
• What I want to Happen

The following M & M colors are in the bowl:
4 yellow, 6 orange, 3 green, 5 blue, 2 brown.
What is the probability of selecting a brown candy?

• 2/18
• 1/9
• 2/20
• 1/10

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?

• 3
• 1/10
• 3/10
• 30%

A bag contains 5 blue marbles, 4 red marbles, and 3 orange marbles. Mrs. Cox picks one without looking, replaces it and picks another one. What is the probability that she picks two that are not orange? 

• 9/16
• 3/4
• 9/144
• 5/16

• 1/4
• 1/8
• 1/2
• 1/6

• 1/2
• 1/8
• 1/3
• 1/12

Ricardo has the spinner pictured here and a bag of marbles filled with 2 red marbles, 3 green marbles, and 3 blue marbles. What is the probability that Ricardo spins red on the spinner and picks a red marble out of the bag?

• 1 ⁄ 16
• 1 ⁄ 2
• 1 ⁄ 4
• 1 ⁄ 8

• True

• False

The mathematical calculation that an event will happen in theory.

• Simple Event

• Simulation

• Theoretical Probability

• Tree Diagram

Which is the best way to simulate choosing one student out of 12 to be the class president?

• roll a die and flip a coin
• roll a die
• spin a spinner with 4 sections
• flip a coin