

1. 
A graph is misleading if ______. 


A. 
there are no labels on either scale 
B. 
it is a line graph with years labeled on the horizontal axis 


C. 
it is a bar graph 
D. 
it has a title 


Hint 


2. 
A realtor is examining data on average home prices in four separate neighborhoods for the past year. Which graph gives the most accurate representation of the home prices in a neighborhood? 


A. 



B. 



C. 



D. 



Hint 


3. 
Which is not a reason that measures of central tendency for a set of data can be misleading? 


A. 
inaccurate data 
B. 
outliers in the data 


C. 
too much data 
D. 
incomplete data 


Hint 


4. 
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. 
range 
B. 
median 


C. 
mean 
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. 
The horizontal scale is missing the oddnumbered days. 


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


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


D. 
The vertical axis is not labeled. 


Hint 


