| |
| |
1. |
Students at Garner Middle School are given the opportunity to determine the school's mascot, the mascot's name, and the school colors. The choices are narrowed down to those shown in the table below. What is the probability that the students will choose a lion named Gus for their mascot? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
2. |
Suppose a jean company wanted to gather data about what styles of jeans people prefer. They told Rhonda to walk around the city, and take note of the styles that she sees. What data collection method is she using? |
| |
|
A. |
published data |
B. |
experiment |
| |
|
C. |
survey |
D. |
observational study |
| |
|
Hint |
|
| |
3. |
Steve needed to find out which classes people liked the most. Therefore, after he arrived at his math club meeting, he asked some people there. What kind of sample is this? |
| |
|
A. |
unbiased, random sample |
B. |
biased, convenience |
| |
|
C. |
biased, voluntary |
D. |
unbiased, random stratified sample |
| |
|
Hint |
|
| |
4. |
In how many different ways can someone arrange 8 books on a shelf? |
| |
|
A. |
362,880 |
B. |
36 |
| |
|
C. |
40,320 |
D. |
4,096 |
| |
|
Hint |
|
| |
5. |
An art designer wishes to display 5 paintings hung side-by-side on a wall. In how many different ways can the designer arrange the paintings? |
| |
|
A. |
5 |
B. |
3,125 |
| |
|
C. |
15 |
D. |
120 |
| |
|
Hint |
|
| |
6. |
A restaurant manager needs to hire three employees: one host, one server, and one cook. Vito, Kendra, Kale, Sachiko, and Ren all applied for a job. How many possible ways are there for the manager to place the applicants? |
| |
|
A. |
3 |
B. |
60 |
| |
|
C. |
12 |
D. |
120 |
| |
|
Hint |
|
| |
7. |
A briefcase combination lock contains 4 digits. Each digit is a number between 0 and 9. How many different combinations are possible if each number can only be used once? |
| |
|
A. |
10,000 |
B. |
7,200 |
| |
|
C. |
40 |
D. |
5,040 |
| |
|
Hint |
|
| |
8. |
A bag contains 10 red marbles, 5 gray marbles, 12 black marbles, and 8 white marbles. Two marbles are randomly drawn from the bag without replacement. What is the probability of drawing a white marble followed by a marble that is not black? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
9. |
The table shows the probability distribution of the number of televisions per household in a neighborhood. What is the probability that a household in this neighborhood has fewer than two televisions? |
| |
|
 |
| |
|
A. |
0.77 |
B. |
0.33 |
| |
|
C. |
0.44 |
D. |
0.23 |
| |
|
Hint |
|
| |
10. |
The table shows the probability distribution of the number of televisions per household in a neighborhood. What is the probability that a household in this neighborhood has two or more televisions? |
| |
|
 |
| |
|
A. |
0.72 |
B. |
0.44 |
| |
|
C. |
0.67 |
D. |
0.33 |
| |
|
Hint |
|
| |
11. |
The table shows the results when a number cube was rolled. What is the experimental probability of rolling a one? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
12. |
The table shows the results when a number cube was rolled. What is the experimental probability of rolling an even number? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
13. |
Suppose a number cube is rolled. What is the probability of rolling a number greater than 4? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
14. |
Find 6 × written in simplest form. |
| |
|
A. |
2 |
B. |
2 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|