LESSON 3.  Exploring Graphs 

1. a.  What type of graph is shown below?
   
   b.  What does it show?
   
   c.  Does it make sense?
   
        There is “pounds per acre” and the “years,” but what do the three bars per year mean?
   
        What is missing?    
   
    
   
      

2. What elements do the graph below have that is not present on the graph in question number 1?
   
   How is it different in its style?
   
    
    
    

3. a.  Calculate the total percentage shown on this pie graph below.  Write down the information below.
   
   b.   What causes the most delay for airlines?
   
   c.   What causes the least amount of delay?
   
    
   
    

4. a.   Look at the line graph below.
         Name the x axis.
         Name the y axis.
         What year Is this data for?
    
   b.   What is the highest that gasoline was in 2004?
        
         When?
    
   c.  What is the lowest? 
        When?