Welcome to your Probability Name Email 1. A standard 52-card deck is used. What is the probability that a single randomly drawn card is red or a face card (J, Q, K)? 2. Two fair six-sided dice are rolled. Given that the first die shows 6, what is the probability the sum of both dice is at least 10? 3. An urn contains 5 red and 7 blue balls (12 total). Two balls are drawn without replacement. What is the probability both drawn balls are the same colour? 4. A fair coin is tossed 5 times. What is the probability of getting exactly 3 heads? 5. Urn A: 2 red, 8 black. Urn B: 5 red, 5 black. You pick an urn at random (50/50) and draw one ball, and it is red. What is the probability the ball came from Urn B? 6. Six people sit at a round table uniformly at random. What is the probability that Alice and Bob are seated next to each other? 7. You roll one fair die. If it shows an even number you win $10 times the face value; if it shows an odd number you lose $5. What is your expected gain? 8. From a batch of 15 light bulbs where 4 are defective and 11 are good, you select 5 at random (no replacement). What is the probability exactly one selected bulb is defective? 9. In a group of 23 people, what is the probability that at least two people share a birthday (ignore leap years)? 10. Two cards are drawn sequentially without replacement from a standard deck. Given the first card drawn is an ace, what is the probability the second card is also an ace? Time's upYou cannot switch tabs while taking this quiz!You are not allowed to switch tabs violation has been recorded.you cannot minimize full screen mode!You are not allowed to minimize full screen while taking this quiz, violation has been recorded.Access denied! To begin the quiz, please grant this quiz access to your camera.Time is Up!
