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1. |
If you spin the spinner shown, what is P(red or blue)? |
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A. |
0 |
B. |
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C. |
 |
D. |
 |
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Hint |
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2. |
Suppose you are conducting a survey to determine whether the students in your school would prefer to go to the science museum or the art museum for the school field trip. Which method would produce a random sample? |
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A. |
asking the winners of the school science fair |
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B. |
asking your 3 best friends |
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C. |
asking the members of the after-school art club |
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D. |
asking 4 students from each homeroom class |
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Hint |
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3. |
Meng conducted a survey to determine the favorite flavor of ice cream in his hometown. Fifteen of the fifty people he surveyed liked strawberry best. How many of the 3,500 residents in the town would you expect to like strawberry best? |
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A. |
750 |
B. |
1,050 |
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C. |
150 |
D. |
560 |
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Hint |
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4. |
Suppose you randomly threw a dart 100 times at the dartboard shown. How many times would you expect it to hit the shaded region? |
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A. |
81 |
B. |
10 |
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C. |
19 |
D. |
38 |
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Hint |
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5. |
An ice cream sundae shop offers a choice of chocolate, vanilla, or strawberry ice cream, chocolate or caramel syrup, and nuts or no nuts on top. How many different types of sundaes can they make? |
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A. |
4 |
B. |
8 |
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C. |
6 |
D. |
12 |
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Hint |
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6. |
How many combinations of two books can be chosen from a group of four on a shelf? |
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A. |
12 |
B. |
16 |
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C. |
6 |
D. |
4 |
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Hint |
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7. |
If you guess at questions 1 and 2 on this quiz, what is the probability that you will get both of them right? |
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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. |
The surface area of the world is about water. If a very small, non-dangerous meteoroid lands on the earth, what is the probability that it does not land in water? |
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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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9. |
You are playing a board game with the spinner below. What is the probability that you will spin above a 5 on your next turn and your friend, Jon, will spin below a 3 on his? |
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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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10. |
What is the probability that a randomly thrown dart will land in the shaded region of the dartboard? |
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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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