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1. |
Find the upper quartile of the set of data. 11 21 30 29 7 26 18 12 3 10 12 15 |
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A. |
23.5 |
B. |
12 |
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C. |
13.5 |
D. |
10.5 |
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Hint |
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2. |
Find the interquartile range of the set of data. 11 21 30 29 7 26 12 12 3 10 12 15 |
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A. |
23.5 |
B. |
13.5 |
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C. |
10.5 |
D. |
13 |
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Hint |
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3. |
Two number cubes are rolled. What are the odds that the sum of the numbers showing is less than 9? |
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A. |
5:18 |
B. |
13:5 |
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C. |
13:16 |
D. |
5:13 |
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Hint |
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4. |
A vase contains 3 red flowers, 3 violet flowers, 6 pink flowers, and 8 yellow flowers. If one flower is chosen at random, what are the odds that it is not red or yellow? |
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A. |
9:11 |
B. |
17:3 |
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C. |
11:9 |
D. |
3:2 |
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Hint |
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5. |
A box of popsicles contains 4 of each flavor: cherry, lemon-lime, grape, and orange. Find the probability of one person randomly picking a cherry popsicle then another person selecting a grape popsicle from the box. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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6. |
Two number cubes are rolled twice. What is the probability of rolling a sum of at least 6 then rolling doubles? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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7. |
The stem-and-leaf plot lists the heights of 37 children. In which interval do most of the heights occur? |
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A. |
120-129 |
B. |
110-119 |
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C. |
140-149 |
D. |
130-139 |
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Hint |
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8. |
The stem-and-leaf plot lists the heights of 37 children. What is the median height? |
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A. |
138 cm |
B. |
126 cm |
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C. |
129 cm |
D. |
125 cm |
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Hint |
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9. |
The box-and-whisker plot represents the test scores of 25 students. What is the lower quartile of the data? |
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 |
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A. |
55 |
B. |
79 |
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C. |
88.5 |
D. |
65 |
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Hint |
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10. |
The box-and-whisker plot represents the test scores of 25 students. What percent of the scores were above 50? |
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A. |
100% |
B. |
25% |
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C. |
75% |
D. |
50% |
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Hint |
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11. |
According to the histogram, how may people were born in October or later in the year? |
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 |
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A. |
110 |
B. |
90 |
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C. |
30 |
D. |
80 |
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Hint |
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12. |
According to the histogram, which monthly amount of births occurred most often? |
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 |
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A. |
50 |
B. |
30 |
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C. |
20 |
D. |
60 |
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Hint |
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13. |
Which statement is true? |
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A. |
Tuesday's income was a 300% increase from Monday's income. |
B. |
Friday's income was a 17% decrease from Thursday's income. |
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C. |
Thursday's income was a 30% increase from Wednesday's income. |
D. |
Wednesday's income was a 40% decrease from Tuesday's income. |
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Hint |
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14. |
Select the correct statement. |
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A. |
Thursday's income is 0.42 times Monday's income. |
B. |
Friday's income is 1.1 times Monday's income. |
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C. |
Tuesday's income is 3 times Monday's income. |
D. |
Wednesday's income is 0.71 times Monday's income. |
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Hint |
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15. |
How many different pizzas can be ordered from cheese choices of Romano, Parmesan, or mozzarella and crust choices of thin, traditional, or deep dish? |
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A. |
2 |
B. |
9 |
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C. |
6 |
D. |
1 |
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Hint |
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16. |
How many different cars can be produced from five color choices and three engine choices? |
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A. |
10 |
B. |
20 |
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C. |
15 |
D. |
8 |
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Hint |
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17. |
How many ways can 8 track runners be arranged on a four-person relay team? |
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A. |
70 |
B. |
1,680 |
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C. |
336 |
D. |
40,320 |
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Hint |
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18. |
How many ways can a two-color uniform be chosen from red, white, blue, green, and black? |
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A. |
25 |
B. |
20 |
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C. |
10 |
D. |
120 |
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Hint |
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