

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


A. 
mean 
B. 
mode 


C. 
range 
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. 
mean 
B. 
mode 


C. 
range 
D. 
median 


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. 
median 
B. 
range 


C. 
mean 
D. 
mode 


Hint 


4. 
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. 
mode 
B. 
median 


C. 
mean 
D. 
range 


Hint 


5. 
Both bar graphs show the amount it costs to heat a twostory house during the winter. Which graph is misleading? Explain. 





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


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


C. 
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. 


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


Hint 


