Probability Basics

Determine whether the event is impossible, unlikely, as likely as not, likely, or certain. You flip a fair coin and the coin will land heads up.

• impossible
• unlikely
• even chance
• likely

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

• impossible
• unlikely
• equally likely
• likely

What is the probability of spinning the spinner and landing on the 7?

• impossible
• equally likely 
• unlikely 
• very likely 

What is the probability of spinning an odd number? 

• even chance
• likely 
• certain
• impossible 

A probability near 1 is _______.

• never going to happen 
• very likely to happen
• probably never going to happen
•  equally likely to happen

Probability can be expressed as a number between_____ and _____.

• 0 and 100
• 0 and 10
• 0 and 1
• -1 and 1

Probability can be written as ...

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

What is the probability of rolling a cube and having it land as a six?

• 1/6
• 5/6
• 1/3
• 1/2

What is the probability of rolling a cube and having land as an odd number?

• 3/4
• 1/3
• 1/2
• 2/5

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

• 30%
• 70%
• 100%
• 0%