

1. 
Evaluate (17 + 15) ÷ (5 – 1). 


A. 
32 
B. 
8 


C. 
19 
D. 
4 


Hint 


2. 
Write 2^{4} as a product. 


A. 
2 · 2 · 2 · 2 
B. 
4 · 4 


C. 
2 + 2 + 2 + 2 
D. 
4 + 4 


Hint 


3. 
Which number is a solution to x + 7 = 16? 


A. 
23 
B. 
9 


C. 
10 
D. 
8 


Hint 


4. 
2,400 mL = ______L 


A. 
0.24 
B. 
2.4 


C. 
24 
D. 
2,400,000 


Hint 


5. 
How can a line graph be used to make predictions? 


A. 
It displays data. 


B. 
It has a title. 


C. 
It shows a trend over time. 


D. 
It has vertical and horizontal scales. 


Hint 


6. 
Which statistic is misleading in the following set of test scores? 2, 85, 87, 88, 89 


A. 
upper quartile 
B. 
mode 


C. 
median 
D. 
mean 


Hint 


7. 
Which is not a reason that measures of central tendency for a set of data can be misleading? 


A. 
incomplete data 
B. 
too much data 


C. 
outliers in the data 
D. 
inaccurate data 


Hint 


8. 
Solve 5x = 55. 


A. 
11 
B. 
9 


C. 
12 
D. 
5 


Hint 


9. 
7,939 mg = ______ g 


A. 
7,939,000 
B. 
79.39 


C. 
7.939 
D. 
0.7939 


Hint 


10. 
2.3598 kL = ______ L 


A. 
2,359.80 
B. 
23598 


C. 
0.0023598 
D. 
235.98 


Hint 


11. 
57 mL = ______ L 


A. 
0.057 
B. 
57,000 


C. 
0.0057 
D. 
0.57 


Hint 


12. 
What is the least energy used by any of these states (in hundred trillion BTU's)? 





A. 
6 
B. 
4 


C. 
5 
D. 
7 


Hint 


13. 
Find the mean of {15, 7, 9, 25, 4}. 


A. 
9 
B. 
10 


C. 
12 
D. 
13 


Hint 


14. 
Find the interquartile range of the data. 





A. 
5 
B. 
7 


C. 
10 
D. 
17 


Hint 


15. 
Which statistic gives the most meaningful information about what price you should expect to pay for a certain baseball bat if the following data are a set of prices at different stores for the bat. {10, 10, 10, 10, 10.50, 11, 12, 14, 18}. 


A. 
mode 
B. 
range 


C. 
median 
D. 
mean 


Hint 


16. 
Find the next term in the sequence 13, 19, 24, 28, … 


A. 
32 
B. 
31 


C. 
33 
D. 
41 


Hint 


17. 
Evaluate 16 + (9  4)10  4 · 5. 


A. 
35 
B. 
96 


C. 
46 
D. 
190 


Hint 


18. 
Make a stemandleafplot of the prices of DVD players listed in the table. 





A. 



B. 



C. 



D. 



Hint 


19. 
The table shows the scores of the University of Texas men’s basketball team during the 20022003 regular season. Make a stemandleafplot and use it to find the statement that best describes the data. 





A. 
The data point 58 is an outlier. 
B. 
The majority of points scored were in the 70s. 


C. 
The mode is 77 points scored. 
D. 
The majority of points scored were in the 80s. 


Hint 


20. 
Both bar graphs show the amount it costs to heat a twostory house during the winter. Which graph is misleading? Explain. 





A. 
Graph A; there is no break in the vertical scale, the cost of heating the house in December and February are about the same. 


B. 
Graph B; there is a break in the vertical scale, the cost of heating the house in January appears to be much greater than heating the house in November. 


C. 
Graph A; the months are not ordered from greatest to least cost. 


D. 
Graph B; the months are not ordered from least to greatest cost. 


Hint 


