Probability

Probability is ...

• the chance that some event will occur.
• a game that involves coins.
• a guarantee.

Probability can be written as ...

• a fraction
• a decimal
• a percent
• all of the above

A list of all possible outcomes

• sample space
• probability
• odds
• experimental probability

The chance of an event happening is called... 

• Event
• Result
• Outcome
• Probability

Experimental Probability is:

• What Will happen 
• What actually happens
• What should happen
• What I think Happens

What is the probability of flipping a coin and getting heads?

• 1/2
• 1/3
• 1/4
• Never, Tails never fails.

The chart below represents the number of marbles in a jar.
P(green) = 

• 5/19
• 10/28
• 5/14

What is the probability of rolling 15 with a pair of dice?

• impossible
• unlikely
• equally likely
• likely

Two dice are rolled. What is the probability that the sum is 9?

• 1/4

• 1/9

• 5/12

• 7/12

• 1/12

Two dice are rolled. What is the probability that the sum is less than 9?

• 13/18

• 5/6

• 5/18

• 1/6

• 2/3