Tuesday, September 13, 2011

Chapter 17 – What Do You Call Those Lines and Bars… Oh Yeah, a Graph!


            Classic conditioning.  That’s what happened to me at least.  When I see a graph – pie graphs, line graphs, bar graphs – you name it, I fear it.  These visual tools are only meant to help you understand and analyze data.  For example, let’s take a look at bar graphs and histograms.  Bar graphs are used to display separate and distinct data.  The text gives an example where they graph the “number of children’s birthdays in each month or the number of students who travel to school by bus, by car, or on foot.”  If a student were to be given a word problem and had a bar graph displaying this information, the child would have been able to utilize the graph as a quick visual comparison of the data, which would obviously be beneficial to the student in solving the problem.  Reading the explanation for the text of the function of a bar graph really makes sense to me as a helpful tool. However intimidating the concept may be to me, I know one thing’s for certain – I need to strive to show students as the text has shown me, just how helpful these visual aids can be.

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