View Profile k214162
 
Reply Mon 12 Oct, 2009 02:40 pm
Why are there different types of graphs?
 
View Profile JPB
 
  1  
Reply Mon 12 Oct, 2009 03:09 pm
Because there are many different kinds of data to represent. You can use a pie chart to represent percentages, or you can use a frequency histogram (bar chart) to represent counts, or you can use line graphs that show how something changes over time, etc...
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