

1. 
Which statistic gives the most accurate information for the following set of test scores? 2, 85, 87, 88, 89 


A. 
mode 
B. 
range 


C. 
mean 
D. 
median 


Hint 


2. 
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. 
mode 
B. 
range 


C. 
median 
D. 
mean 


Hint 


3. 
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. 
mean 
B. 
median 


C. 
range 
D. 
mode 


Hint 


4. 
Which of the following is a way in which statistics are made to be misleading? 


A. 
All three measures of central tendency are presented. 
B. 
Outliers on data are brought up and their effects on the measures of central tendency are explained. 


C. 
The scale is altered on a graph. 
D. 
The actual data are shown, and you are allowed to figure out the measures of central tendency on your own. 


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. 
The vertical axis is not labeled. 


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


Hint 


