Basic Probability

How many outcomes are in the sample space for tossing one coin?

• 1

• 2

• 4

• 8

What is the probability of spinning green?

• 0
• 1/4
• 1/2
• 3/4

What is the probability of spinning red?

• 0
• 5/12
• 1/2
• 3/4

What is the probability of picking a red marble from the bag?

• 4/10
• 1/10
• 3/10

What is the probability of rolling a fair 6-sided die and having it land as a six?

• 1/6

• 5/6

• 1/3

• 1/2

What is the probability of rolling a sum of 15 with a pair of six-sided dice?

• 0

• 1 / 36

• 15 / 36

• 5 / 36

The theoretical probability of rolling an even number on a dice.

• 3/6
• 1/2
• 1/6
• 5/6

Possible results of an experiment are called . . .

• outcomes

• trials

• likelihoods

• favorable answers

In order to figure out who will go first in a game, your friend asks you to pick a number between 1 and 5. What are the possible outcomes?

• 1

• 1,2,3,4,5

• 5

What are the possible outcomes of spinning this spinner?

• Red, Blue, Purple, Green, Yellow, Pink
• 2 red and 2 green
• Pink
• 8