Probability Quiz

What does the probability of an event tell us?

• A) The exact outcome of the event

• B) How likely the event is to happen

• C) The duration of the event

In a fair coin toss, what is the probability of flipping heads?

• A) One-quarter

• B) One-half

• C) One-third

If we flip a coin many times, what should we expect about the number of heads and tails?

• A) More heads than tails

• B) More tails than heads

• C) About half the flips will be heads and half will be tails

On the probability line, what range of values can a probability take?

• • A) 0 to 10

• • B) 0 to 100

• • C) 0 to 1

On a probability line, what does a probability of 0 mean?

• A) The event is impossible

• B) The event is certain to happen

• C) The event is likely

What does a probability of 1 mean on the probability line?

• A) The event is impossible

• B) The event is certain to happen

• C) The event is unlikely

On the probability line, what does a probability of one-half represent?

• A) The event is impossible

• B) The event is certain

• C) The event is just as likely to happen as it is not to happen

What is a common way to write probabilities beside using fractions?

• • A) Whole numbers and ratios

• B) Decimals and percentages

• • C) Symbols and ratios

When rolling a standard six-sided die, how many possible outcomes are there?

• A) Four

• B) Six

• C) Eight

What is the probability of rolling a specific number, like a 3, on a standard six-sided die?

• • A) One-sixth

• • B) One-third

• • C) One-half