Stats: Review Chapter 8 Compound Probability

An event that consists of two or more events

•  event

• dependent events

• experiment

• compound event

How do you find compound probability?

• Multiply your probabilities

• Add your probabilities

• Divide your probabilities

• Subtract your probabilities

• 1/2
• 1/8
• 1/3
• 1/12

• 1/2
• 1/4
• 3/8
• 3/16

Q1. What is the probability of rolling a 3 on a fair die?

• 1/48

• 1/6

• 1/8

• 1/24

• 3/4
• 1/2
• 1/8
• 1/16

The spinner is spun two times. Determine the probability of getting a red green combo.

• 1/9

• 1/10

• 2/9

• 1/12

What is the probability of the arrow stopping on “X” on the first spin and “F” on the second spin?

• 5/6

• 1/36

• 1/3

• 1/6

Lucy has the spinner pictured and spins it twice in a row. What is the probability that she lands on blue first and then on green?

• 1 / 16

• 1 ⁄ 6

• 1 ⁄ 8

• 3 ⁄ 4

If you spin twice, what is the probability the spinner stops on a shaded then striped number?

• 40%

• 50%

• 12%

• 25%