Introduction to Probability (Vocabulary & Context)

What is the probability of flipping

“heads” in a fair coin toss?

• Certain

• Likely

• As Likely As Not

• Unlikely

• Impossible

If the weather report says there is a 100% chance of rain in the afternoon, it means that rain is.....

• Certain

• Likely

• As Likely As Not

• Unlikely

• Impossible

A bag of marbles contains 10 red, 5 green and 7 blue marbles. How would you describe the probability of randomly choosing a yellow marble from the bag?

• Certain

• Likely

• As Likely As Not

• Unlikely

• Impossible

On a multiple choice question, if there are 5 possible answers, getting the right answer by a completely random guess would be...

• Certain

• Likely

• As Likely As Not

• Unlikely

• Impossible

If a music playlist contains 8 songs you like and 2 you don’t, randomly playing a song that you like is...

• Certain

• Likely

• As Likely As Not

• Unlikely

• Impossible

Rolling a 6 on a standard 6-sided die is considered...

• Certain

• Likely

• As Likely As Not

• Unlikely

• Impossible

Rolling an even number on a standard 6-sided die would be...

• Certain

• Likely

• As Likely As Not

• Unlikely

• Impossible

If the weather report says there is a 20% chance of snow, that would be considered...

• Certain

• Likely

• As Likely As Not

• Unlikely

• Impossible

If a bag of marbles contains 10 blue, 4 yellow and 4 red marbles, randomly choosing a blue marble would be...

• Certain

• Likely

• As Likely As Not

• Unlikely

• Impossible

If an assorted box of chocolates contains 20 different kinds, and you like all of them, what is the probability that you will randomly select one that you like?

• Certain

• Likely

• As Likely As Not

• Unlikely

• Impossible