1.   What would you predict your resting heart rate would be if you exercise 25 minutes per day?
   
    A. 100 B. 120
    C. 70 D. 50
    Hint

  2.   How many minutes would you have to exercise each day to have a resting heart rate of 60 beats per minute?
   
    A. 10 minutes B. 30 minutes
    C. 20 minutes D. 60 minutes
    Hint

  3.   How can a line graph be used to make predictions?
    A. It has a title.
    B. It shows a trend over time.
    C. It displays data.
    D. It has vertical and horizontal scales.
    Hint

  4.   The scatter plot shows the number of students per computer in U.S. public schools. Predict the number of students per computer in 2006.
   
    A. 2 B. 8
    C. 5 D. 0
    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. In the future, their will be 0 students per computer.
    B. In the future, their will be more students per computer.
    C. There are more computers in schools in 2000 than their were in 1990.
    D. Their are more computers in schools in 1990 than their were in 2000.
    Hint



Glencoe
The McGraw-Hill Companies