

1. 
A graph is misleading if ______. 


A. 
there are no labels on either scale 
B. 
it is a bar graph 


C. 
it has a title 
D. 
it is a line graph with years labeled on the horizontal axis 


Hint 


2. 
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 


3. 
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. 
inaccurate data 
D. 
outliers in the 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. 
mode 


C. 
mean 
D. 
median 


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 price of gas changed dramatically during the month. 


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 


