Calculating Probability of Events

The experimental probability for landing on heads is.....

(write as a simplified fraction)

The experimental probability for landing on tails is.....

(write as a percent)

The experimental probability for landing on heads is.....

(write as a percent)

In a game, you roll a number cube (1-6) and flip a coin. What is the probability that you would roll an odd number and flip heads?

Kelly owns a small business selling clothing. She knows that last week 3 customers paid in cash, 21 customers used a debit card, and 46 customers used a credit card. Based on these results, what is the probability that the next customer will pay with a debit card as a percent?

• 3%

• 30%

• 14%

• 31%

Which probability question shows an example of THEORETICAL PROBABILITY?

• rolling a dice 5 times to see how many times it lands on an even number.

• Playing rock, paper, scissors and keeping a tally of how many times you won out of 10 games.

Stanley rolls a number cube (1-6) and flips a coin. Which problem would show the probability that he would roll a 4 and flip tails?

Which of the following is unlikely to happen if you were to spin the spinner?

• land on a number

• land on a blue or pink section

• land on a green section

• land on a one

Which of the following events would be impossible if you were to spin the spinner?

• land on a number

• land on a blue or pink section

• land on a green section

• land on a one

Which of the following events would be likely to happen if you were to spin the spinner?

• land on a number

• land on a blue or pink section

• land on a green section

• land on a one