Making Predictions Using Theoretical Probability

Questions

1. MultiChoice

   The theoretical probability of rolling a 3 on a die is 1/6. How many times would you expect to roll a 3 in 60 rolls?

2. MultiChoice

   A fair coin is flipped 200 times. How many times would you expect it to land on Heads theoretically?

3. MultiChoice

   A spinner has 4 equal sections (Red, Blue, Green, Yellow). If spun 80 times, how many times do you expect Red?

4. MultiChoice

   A bag contains 2 red and 3 blue marbles. In 50 draws (with replacement), about how many times do you expect to draw a red marble?

5. MultiChoice

   A standard 6-sided die is rolled 30 times. How many times do you expect to roll an even number?

6. MultiChoice

   The probability of winning a prize in a raffle is 1/10. If 500 tickets are drawn, how many winning tickets are expected?

7. MultiChoice

   A spinner is divided into 5 equal sectors. If spun 150 times, how many times would you expect it to land on Sector 1?

8. MultiChoice

   From a deck of 52 cards, P(Heart) = 1/4. If you draw a card with replacement 40 times, how many Hearts do you expect?

9. MultiChoice

   A box has 1 yellow and 3 black counters. In 120 draws with replacement, how many times do you expect Yellow?

10. MultiChoice

    The probability of rolling a number greater than 4 on a die is 1/3. In 90 rolls, how many times do you expect a number > 4?

11. MultiChoice

    If P(event) = 2/5, out of 100 trials, how many times is the event expected to occur?

12. MultiChoice

    A coin is flipped 500 times. What is the best prediction for the number of Tails?