Exploring Basic Probability Concepts

What is the range of values that probability can take?

• 0 to 100

• -1 to 1

• 0 to 1

• Any positive number

How many possible outcomes are there when a standard die is rolled?

• 10

• 2

• 6

• 12

What is the probability of flipping heads on a coin?

• 1/3

• 1/4

• 1/2

• 1/6

If the probability of an event is 0.75, how is it described in terms of likelihood?

• Likely

• Impossible

• Unlikely

• Certain

How is experimental probability different from theoretical probability?

• It is only theoretical

• It does not use ratios

• It is always a fraction

• It is based on actual outcomes of experiments

What does a complement of a probability represent?

• The likelihood of the opposite event

• None of the above

• The same event happening twice

• A related event occurring

If the probability of raining is 2/5, what is the probability of it not raining?

• 3/5

• 2/5

• 1/5

• 1/2

What is the probability of not winning if a team has a 60% chance of winning?

• 60%

• 40%

• 20%

• 80%

How many people would you expect to buy popcorn if 3/4 of 420 people at a movie theater buy popcorn?

• 105

• 315

• 335

• 210

If 2/5 of the students like pizza in a school of 900, how many students would likely prefer pizza?

• 450

• 360

• 180

• 540