

1. 
What would you predict your resting heart rate would be if you exercise 25 minutes per day? 





A. 
120 
B. 
50 


C. 
100 
D. 
70 


Hint 


2. 
How can a line graph be used to make predictions? 


A. 
It shows a trend over time. 


B. 
It displays data. 


C. 
It has a title. 


D. 
It has vertical and horizontal scales. 


Hint 


3. 
Jordan runs 2 miles every day. He is tracking his progress on the graph below. Describe the trend in his running times over the last six months. 





A. 
There is no relationship. 


B. 
It takes Jordan less time to run 2 miles now than when he started. 


C. 
Jordan is spending more time running every day. 


D. 
Jordan is running fewer miles now than when he started. 


Hint 


4. 
The scatter plot shows the number of students per computer in U.S. public schools. Describe the trend shown in the graph. 





A. 
Their is no relationship between the number of students per computer and the years. 


B. 
The number of students per computer is decreasing. 


C. 
The number of students per computer is staying the same. 


D. 
The number of students per computer is increasing. 


Hint 


5. 
The scatter plot shows the number of students per computer in U.S. public schools. Assume the number of students stays the same throughout the years. Choose the statement that best describes the data. 





A. 
There are more computers in schools in 2000 than their were in 1990. 


B. 
In the future, their will be 0 students per computer. 


C. 
In the future, their will be more students per computer. 


D. 
Their are more computers in schools in 1990 than their were in 2000. 


Hint 


