Understanding Probability

What is the plural form of 'die'?

• Dice

• Dies

• Dices

• Die

What does probability measure?

• The duration of an event

• The cost of an event

• The likelihood of an event occurring

• The speed of an event

What does a probability of 0 indicate?

• Impossible to happen

• Certain to happen

• Likely to happen

• 50% chance of happening

What is the probability of selecting a red M&M from a jar with 4 reds out of 20 M&Ms?

• 20%

• 1/5

• 25%

• 1/4

How do you convert a fraction to a percentage?

• Multiply by 100

• Divide by 100

• Add 100

• Subtract 100

What is the decimal representation of a 20% chance?

• 0.2

• 0.02

• 20

• 2

How do you simplify the fraction 10/16 to find the probability?

• Divide by 2

• Add 2

• Subtract 2

• Multiply by 2

What is the probability of selecting a white tile from a game board with 10 white tiles out of 16?

• 10/16

• 62.5%

• 5/8

• All of the above

If a die is rolled, what is the probability of rolling a number less than 4?

• 3/6

• 1/2

• All of the above

• 50%

What is the probability of rolling a six on a six-sided die?

• 1/6

• 1/5

• Both 1/6 and 16.67%

• 16.67%