Theoretical Probability and Event Types

What is the total number of outcomes in a sample space called?

• Outcome set

• Event set

• Probability set

• Sample space

If a jar contains 32 red and 28 blue marbles, what is the simplified probability of drawing a red marble?

• 4/7

• 8/15

• 32/60

• 28/60

How many prime numbers are there between 1 and 31?

• 11

• 12

• 13

• 10

What is the probability of rolling at least a nine with two six-sided dice?

• 1/4

• 5/18

• 1/6

• 10/36

What is the probability of drawing a heart or a club from a standard deck of cards?

• 3/4

• 1/4

• 1/2

• 1/3

What does the complement of an event represent in probability?

• None of the above

• The sum of all probabilities

• The event not occurring

• The event occurring

What is the probability that it will not snow if the probability it will snow is 7 out of 20?

• 13/20

• 7/20

• 3/20

• 20/27

In a scenario where a crayon is drawn and not replaced, what type of event does this represent?

• Independent event

• Dependent event

• Non-probabilistic event

• Unrelated event

If two dice are rolled, what is the probability of not getting doubles?

• 1/6

• 6/36

• 5/6

• 1/36

When rolling a die three times, what is the probability of getting ones on each roll?

• 1/6

• 1/216

• 1/18

• 1/36