1.   A line graph _________________________.
    A. shows only increases in data
    B. does not have line segments connecting the data points
    C. must have years labeled on the horizontal axis
    D. is best used to show changes over time
    Hint

  2.   The line graph shows the average daily temperature for a city. Predict the average temperature in the city for Saturday.
   
    A. 0°F B. 43°F
    C. 46°F D. 37°F
    Hint

  3.   The Pacific giant kelp plant is one of the fastest-growing plants in the world. The table below shows the growth of one plant. Predict what the height of the plant will be in week 10.
   
    A. 20 ft B. 14 ft
    C. 10 ft D. 12 ft
    Hint

  4.   Choose an appropriate scale for the data 31, 25, 37, 41, and 38.
    A. 25-41 B. 31-38
    C. 0-50 D. 0-100
    Hint

  5.   Find a possible description that matches the graph.
   
    A. Carlos is as tall as James, but Carlos is younger.
    B. Carlos is shorter and younger than James.
    C. Carlos is as tall as James, but Carlos is older.
    D. Carlos is taller and older than James.
    Hint

  6.   The graph shows the number of cars in an intersection during the morning rush hour. At what time would it be safest for pedestrians to cross the intersection?
   
    A. 11:00 A.M. B. 6:00 A.M.
    C. 8:00 A.M. D. 10:00 A.M.
    Hint



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