

1. 
Which statistic reveals the least about the increase in the following average gasoline prices for seven consecutive weeks? $1.05, $1.05, $1.05, $1.55, $1.65, $1.75, $2.00 


A. 
median 
B. 
mode 


C. 
mean 
D. 
range 


Hint 


2. 
Which statistic gives the most meaningful information about the central tendency of the data {23, 25, 26, 26, 27, 29, 29, 30, 450, 450, 450}? 


A. 
median 
B. 
mean 


C. 
range 
D. 
mode 


Hint 


3. 
An automobile dealer wants to sell a certain car for $20,000. If three other dealers in town are selling the same car for $15,000, $15,000, and $30,000, which measure of central should the car dealer use to describe this data to his customers? 


A. 
median 
B. 
mode 


C. 
mean 
D. 
range 


Hint 


4. 
If you have taken five English tests this quarter and received scores of 72, 72, 93, 94, and 95, what misleading statistic could you use to make your grades look better than they are? 


A. 
mean 
B. 
median 


C. 
range 
D. 
mode 


Hint 


5. 
The line graph shows the average price of gas for one recent month in Austin, Texas. Why is the graph misleading? 





A. 
It shows that price of gas changed dramatically during the month. 


B. 
The horizontal scale is missing the oddnumbered days. 


C. 
It shows that the highest price occurred at the beginning of the month and the lowest price occurred at the end of the month. 


D. 
The vertical axis is not labeled. 


Hint 


