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

  2.   How much money do you predict Classic Comics will make on the Internet in July?
   
    A. $110 B. $100
    C. $120 D. $130
    Hint

  3.   In what month will Classic Comics probably begin to make more than $150 on the Internet?
   
    A. December B. November
    C. September D. October
    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. 8 B. 5
    C. 2 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. Their are more computers in schools in 1990 than their were in 2000.
    B. There are more computers in schools in 2000 than their were in 1990.
    C. In the future, their will be more students per computer.
    D. In the future, their will be 0 students per computer.
    Hint



Glencoe
The McGraw-Hill Companies