Intro Probability

The experiment is to roll a single 6 sided die. What is the probability that you roll a 2 or an even number?

• 3/6

• 4/6

• 1/6

• 5/6

The experiment is to roll a single 6 sided die twice. What is the probability that the sum of the faces is 8, given that the first number rolled is a 3?

• 5/36

• 1/6

• 3/6

• 4/36

The experiment is to roll a single 6 sided die twice. What is the probability that you roll a 4 both times?

• 1/6

• 9/36

• 16/36

• 1/36

If P(A and B) = 0.4 and P(B) = 0.6, what is P(A|B)?

• 1.5

• 0.67

• 0.24

• 0.4