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1. |
If four coins are tossed, find the probability that all four coins land heads. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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2. |
Find the value of C(13, 2). |
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A. |
13 |
B. |
78 |
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C. |
66 |
D. |
156 |
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Hint |
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3. |
In a standard deck of 52 cards, what is the probability of drawing one ace after another ace on two draws? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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4. |
If you roll a number cube 12,000 times, predict the number of times you would roll a 6. |
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A. |
6,000 |
B. |
3,000 |
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C. |
2,000 |
D. |
1,000 |
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Hint |
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5. |
Using the results of the survey, out of 9,000 customers how many should the manager expect to visit late on weekends? |
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A. |
5,940 |
B. |
3,060 |
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C. |
6,210 |
D. |
2,790 |
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Hint |
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6. |
A card is drawn at random from a standard deck of 52 playing cards. What is the probability of drawing a Jack, Queen, or King? |
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A. |
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B. |
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C. |
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D. |
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7. |
A bag contains 3 red marbles, 2 white marbles, and 7 blue marbles. If a marble is chosen at random, what is the probability of selecting a white marble? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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8. |
How many sandwiches are possible from white, wheat, or rye bread; Colby, Swiss, or American cheese; and ham, turkey, roast beef, or bologna? |
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A. |
48 |
B. |
10 |
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C. |
27 |
D. |
36 |
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Hint |
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9. |
There are 9 players on a softball team. How many ways can the coach pick the first 5 batters? |
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A. |
45 |
B. |
60,480 |
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C. |
15,120 |
D. |
3,024 |
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Hint |
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10. |
How many different groups of 3 crayons can be chosen from a box of 64? |
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A. |
83,328 |
B. |
43,680 |
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C. |
192 |
D. |
41,664 |
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Hint |
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11. |
Ten cards numbered 1-10 are placed in a hat. What is the probability of randomly drawing a card with an even number then a card with a number greater than or equal to five if the first card is replaced? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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12. |
Consider all of the five-digit numbers that can be formed using the digits 1, 2, 3, 4, and 5 where no digit is used twice. Find the probability that one of these numbers picked at random is an even number. |
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A. |
40% |
B. |
80% |
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C. |
20% |
D. |
60% |
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Hint |
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13. |
Two-hundred fifty people were asked whether they have seen various types of movies at a movie theater in the last month. The table gives the results of the survey. What is the experimental probability that a person has seen a comedy in the last month? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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14. |
To determine what students want served in the cafeteria, the cook asks students in Ms. Andrew’s first period class. Describe the sample used by the cook. |
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A. |
The sample is unbiased because it is a convenience sample. |
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B. |
The sample is unbiased because it is voluntary response sample. |
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C. |
The sample is biased because it is a voluntary response sample. |
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D. |
The sample is biased because it is a convenience sample. |
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Hint |
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