Exploring Sample Space and Simple Probability

What is an experiment in probability?

• A situation with only one possible outcome

• A type of probability distribution

• A mathematical formula

• A situation with several different possible outcomes

What is the sample space when tossing a coin?

• 1, 2, 3, 4, 5, 6

• Heads or Tails

• Red or Blue marble

• Even or Odd number

How is theoretical probability calculated?

• Adding all possible outcomes

• Total outcomes divided by outcome of interest

• Outcome of interest divided by total outcomes

• Multiplying the outcomes of interest

What is the probability of drawing a red marble from a bag containing one red, one blue, and one green marble?

• 0

• 1/3

• 1/2

• 2/3

What is the probability of not drawing a green marble from the same bag?

• 1/3

• 0

• 2/3

• 1/2

What is the probability of rolling an even number with a six-sided die?

• 1/6

• 1/2

• 1/3

• 2/3

When rolling two dice, what is the probability that the sum is seven?

• 1/36

• 1/18

• 1/6

• 5/6

What is the probability that the sum of two dice is less than 13?

• 1/6

• 1/2

• 1

• 5/6

What is the probability of rolling a sum of 3 with two dice?

• 1/36

• 2/3

• 1/6

• 1/18

What is the probability of not rolling a sum of 3 with two dice?

• 17/18

• 1/18

• 1/6

• 1/36