## Probability Resources

From a normal (shuffled) deck of cards, five cards are drawn. What is the probability that the draw will be a Royal Flush (Ace, King, Queen, Jack, 10 of the same suit) ?

I have a test where the false negative rate is estimated to be 1/2500 and a second test for the same condition where the false negative rate is estimated to be about 3%. The false positive rate is...

So let's say you enter a raffle in which you have 2 different ways of winning. You have 10 entries with 0.36% chance of winning each (0.36% per entry) or you can choose 6 entries with 0.49% chance...

A coin is loaded so that the probability of getting tails is 1/4. If the coin is flipped twice, what is the probability of getting tails twice?

A basket contains 5 pieces of paper numbered from 1 to 5. A hat contains the letters A, B, C and D. If a blindfolded person picks a number and a letter, what is the probability that the number is...

A field goal kicker makes 3 of every 7 attempts at a field goal. If he kicks 4 field goals in a certain game, what is the probability that he'll make all four? (Write your answer as a fraction in...

Determine whether the probability below is an example of experimental, theoretical, or subjective probability. If you flip a coin, there is a 50% of the coin landing on heads.

A bag contains 3 yellow marbles, 4 green marbles, 6 purple marbles, and 2 orange marbles. If a marble is drawn from the bag, what is the probability that it is purple?

If the probability that a certain mechanical part in your new car will fail this year is 0.05, what is the probability that the mechanical part will not fail this first year?

A four-colored spinner was spun 80 times. The spinner landed on green 15 times, yellow 30 times, blue 10 times, and red 25. Based on this data, what is the experimental probability of the spinner...

Nizar was computing a Statistics problem asking for the probability of Event A. His answer was 1.36 Using your knowledge of probability, why should Nizar have known that his answer was NOT correct...