| |
| |
1. |
Construct a stem-and-leaf plot for the data.
28 32 38 30 31 13 36 35
38 27 14 29 32 28 27 15 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
2. |
Determine the range of the set of data.
11 21 30 29 7 26
18 12 3 10 12 15 |
| |
|
A. |
12 |
B. |
13.5 |
| |
|
C. |
16.17 |
D. |
27 |
| |
|
Hint |
|
| |
3. |
Find the interquartile range of the set of data.
11 21 30 29 7 26
12 12 3 10 12 15 |
| |
|
A. |
13.5 |
B. |
10.5 |
| |
|
C. |
13 |
D. |
23.5 |
| |
|
Hint |
|
| |
4. |
If you choose 1 scoop of ice cream from 12 flavors and any 1 topping from a choice of 8, how many different ice-cream sundaes can you make? |
| |
|
A. |
58 |
B. |
20 |
| |
|
C. |
96 |
D. |
192 |
| |
|
Hint |
|
| |
5. |
Find P(8, 5). |
| |
|
A. |
6720 |
B. |
336 |
| |
|
C. |
720 |
D. |
40 |
| |
|
Hint |
|
| |
6. |
What is C(6, 4)? |
| |
|
A. |
720 |
B. |
30 |
| |
|
C. |
360 |
D. |
15 |
| |
|
Hint |
|
| |
7. |
From a class with 12 boys and 15 girls, one student is selected at random. What are the odds in favor of selecting a girl? |
| |
|
A. |
5:4 |
B. |
4:9 |
| |
|
C. |
4:5 |
D. |
5:9 |
| |
|
Hint |
|
| |
8. |
A red number cube and a blue number cube are tossed. Determine the probability of the red number cube showing a 3 and the blue number cube showing a 6. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
9. |
The stem-and-leaf plot lists the heights of 37 children. In which interval do most of the heights occur? |
| |
|
 |
| |
|
A. |
140-149 |
B. |
110-119 |
| |
|
C. |
130-139 |
D. |
120-129 |
| |
|
Hint |
|
| |
10. |
The box-and-whisker plot represents the test scores of 25 students. What is the lower extreme of the data? |
| |
|
 |
| |
|
A. |
79 |
B. |
65 |
| |
|
C. |
55 |
D. |
50 |
| |
|
Hint |
|
| |
11. |
The box-and-whisker plot represents the test scores of 25 students. What is the upper quartile of the data? |
| |
|
|
| |
|
A. |
79 |
B. |
65 |
| |
|
C. |
100 |
D. |
88.5 |
| |
|
Hint |
|
| |
12. |
According to the histogram, how many total people were born in months that have less than 30 days? |
| |
|
 |
| |
|
A. |
40 |
B. |
30 |
| |
|
C. |
240 |
D. |
200 |
| |
|
Hint |
|
| |
13. |
According to the histogram, how many total people were born in May, July, September, and November? |
| |
|
|
| |
|
A. |
240 |
B. |
360 |
| |
|
C. |
220 |
D. |
60 |
| |
|
Hint |
|
| |
14. |
Which sentence is a true statement about the data represented by the graph? |
| |
|
 |
| |
|
A. |
Wednesday's income was half of Tuesday's income. |
B. |
The sum of Wednesday's income and Friday's income was equal to Thursday's income. |
| |
|
C. |
Tuesday's income was about 40% greater than Monday's income. |
D. |
Friday's income was one-third of Thursday's income. |
| |
|
Hint |
|
| |
15. |
Select the correct statement. |
| |
|
|
| |
|
A. |
Thursday's income tripled Wednesday's income. |
B. |
Thursday's income doubled Friday's income. |
| |
|
C. |
Thursday's income is  down from Tuesday's income. |
D. |
Thursday's income is 5 times Monday's income. |
| |
|
Hint |
|
| |
16. |
How many different cars can be produced from five color choices and three engine choices? |
| |
|
A. |
10 |
B. |
20 |
| |
|
C. |
15 |
D. |
8 |
| |
|
Hint |
|
| |
17. |
Two number cubes are rolled, find the odds of a sum greater than nine. |
| |
|
A. |
1:6 |
B. |
1:8 |
| |
|
C. |
1:5 |
D. |
13:5 |
| |
|
Hint |
|
| |
18. |
When rolling two number cubes, what is the probability of rolling a sum that is 6 or a sum that is odd? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|
|