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1. |
Find the mode of {325, 100, 115, 621, 325, 325, 100}. |
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A. |
325 |
B. |
115 |
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C. |
100 |
D. |
273 |
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Hint |
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2. |
What is implied when it is said that x and y have a negative correlation? |
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A. |
When the value of x is negative, the value of y negative. |
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B. |
When the value of x increases, the value of y increases. |
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C. |
When the value of x increases, the value of y decreases. |
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D. |
When the value of x increases, the value of y does not necessarily increase or decrease. |
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Hint |
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3. |
Find the area of the figure. |
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A. |
186 in2 |
B. |
80 in2 |
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C. |
162 in2 |
D. |
240 in2 |
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4. |
The circle graph shows the percent of Ms. Jackson's students who earned an ''A'' for each of the four grading periods during a school year. If Ms. Jackson taught 150 total students, how many students earned an ''A'' during the second quarter? |
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A. |
27 |
B. |
15 |
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C. |
60 |
D. |
48 |
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Hint |
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5. |
Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many total people responded to the survey? |
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A. |
90 |
B. |
95 |
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C. |
100 |
D. |
85 |
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Hint |
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6. |
Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many more students said they have 4 family members in their household than 5? |
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A. |
15 |
B. |
5 |
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C. |
10 |
D. |
20 |
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Hint |
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7. |
Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many students responded with an answer of 4 or more family members? |
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A. |
50 |
B. |
70 |
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C. |
45 |
D. |
20 |
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Hint |
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8. |
Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many students responded with an answer of 2 or 3 family members? |
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A. |
5 |
B. |
20 |
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C. |
25 |
D. |
45 |
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Hint |
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9. |
Find the range of the data. |
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A. |
23 |
B. |
42.5 |
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C. |
19.5 |
D. |
61 |
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Hint |
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10. |
Which reflects the convenience sampling method that a language arts teacher might use to identify the most popular book read by the language arts students? |
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A. |
Ask every third student from the 60 students sitting in a study hall. |
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B. |
Ask the first 10 students who walk into the classroom. |
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C. |
Ask all the students in one geometry class. |
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D. |
Ask students who are wearing a red shirt. |
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Hint |
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11. |
What does 9|4 mean in the stem-and-leaf plot below? |
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A. |
94 |
B. |
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C. |
904 |
D. |
9.4 |
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Hint |
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12. |
Find any outliers in the data shown in the stem-and-leaf plot. |
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A. |
38 |
B. |
55 |
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C. |
40 |
D. |
10 |
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Hint |
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13. |
Using the line graph, what month has lowest average gas price? |
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A. |
February |
B. |
March |
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C. |
September |
D. |
August |
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Hint |
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14. |
Using the box-and-whisker plot, what is the first quartile of Exam B? |
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A. |
83 |
B. |
75 |
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C. |
63 |
D. |
72 |
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Hint |
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15. |
What is the best estimate for the measure of the amount of flour in a single batch of cookies? |
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A. |
2 gal |
B. |
2 L |
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C. |
2 c |
D. |
2 g |
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Hint |
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16. |
Calculate: 9 gal 1 qt – 3 gal 3 qt. Write the answer in simplest form. |
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A. |
6 gal 2 qt |
B. |
13 gal |
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C. |
5 gal 2 qt |
D. |
12 gal 4 qt |
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Hint |
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17. |
A garden is 4.6 m by 8.3 m. How many meters of fence will enclose the garden? |
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A. |
38.2 m2 |
B. |
25.8 m2 |
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C. |
12.9 m |
D. |
25.8 m |
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Hint |
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18. |
Using the floor plan of an after school study room, what would it cost to partition the 2 non-wall sides of the library if partitions cost $18.60/ft? |
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A. |
$260.40 |
B. |
$892.8 |
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C. |
$520.80 |
D. |
$140.40 |
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Hint |
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19. |
Solve the proportion . |
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A. |
x = 75 |
B. |
x = 25 |
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C. |
x = 9 |
D. |
x = 5 |
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Hint |
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20. |
Find the area of the figure shown. |
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A. |
92 cm2 |
B. |
96 cm2 |
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C. |
48 cm2 |
D. |
64 cm2 |
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Hint |
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