How Likely

Picking any red, blue, green or yellow marble out of a bag with only these four colors of marbles.

• certain

• likely

• as likely as not

• unlikely

• impossible

The Probability Line above shows all possible probabilities, from 0% to 100%.

What is the probability shown with the red arrow?

• 0%

• 50%

• 75%

• 100%

The Probability Line above shows all possible probabilities, from 0% to 100%.

What is the probability shown with the red arrow?

• 0%

• 50%

• 75%

• 100%

If the probability of an event happening is between 0 and 50%, we say the event is "unlikely."

If the probability of an event happening is between 50 and 100%, we say the event is "likely."

The arrow shows that the probability of an event happening is about 80%. Is this event likely or unlikely?

• Unlikely (no es probable)

• Likely (probable)

An outcome with the probability of 19/20 would be described as _.

• likely

• unlikely

• equally likely as not

• certain

Probabilities are always between...

• 0 & 1

• 0 & 100

• 1 & 100

• 2 & 1

The chance of flipping a tail on a normal coin is equally as likely as flipping a head.

• True

• False

The Probability Line above shows all possible probabilities, from 0% to 100%.

What is the probability shown with the red arrow?

• 0%

• 50%

• 75%

• 100%

The Probability Line above shows all possible probabilities, from 0% to 100%.

What is the probability shown with the red arrow?

• 25%

• 40%

• 60%

• 75%

If the probability of an event happening is between 0 and 50%, we say the event is "unlikely." If the probability of an event happening is between 50 and 100%, we say the event is "likely." The arrow shows that the probability of an event happening is about 10%. Is this event likely or unlikely?

• Unlikely (no es probable)

• Likely (probable)