Determining Probability

Probability can be between what two numbers?

• 10 and 20
• 0 and 100
• 0 and 1
• All Numbers are possible

What is the likelihood of flipping heads on a coin?

• impossible

• unlikely

• equally likely to or not to happen

• likely

What is the likelihood of spinning a blue or red?

• unlikely

• equally likely

• likely

• certain

What is the likelihood of spinning orange?

• Impossible

• Unlikely

• Likely

• Certain

In a cookie jar, there are 2 sugar cookies and 10 chocolate chip cookies. If a cookie is selected randomly, how likely is it that it will be a sugar cookie?

• certain

• likely

• equally likely

• unlikely

• impossible

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

• likely

• unlikely

• equally likely as not

• certain

What is the probability of not landing on red?

• 25%

• 50%

• 65%

• 66.7%

What is the probability of spinning green?

• 0

• 0.25

• 0.5

• 0.75

A regular 6-sided die is to be rolled once. What is the probability that a number less than or equal to 4 is rolled?

• 1/2

• 1/4

• 5/6

• 2/3

A spinner has 8 equal regions. Each region is marked with one of the following numbers: 10, 20, 30, 40, 50, 60, 70, 80. What is the probability of an even number being spun on the first roll?

• 1/8

• 1/2

• 1

• 3/8