Graph Interpretation

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Graph Interpretation
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Why Graphs?

• Scientists use graphs as a way of visualizing
  their data
• Graphs allow scientists to see large-scale
  patterns in their data
• Other uses?
• http//www.youtube.com/watch?vTLmW963LjBU

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Graph Types

• Bar Graphs Displays information collected by
  counting, for comparison
• Pie Charts Shows how a fixed quantity is broken
  down into parts
• Line Graphs Show trends or continuous change

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Bar Graph
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Pie Graph/Chart
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Line Graph/Scatter Plot
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Interpreting Graphs
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Graphing Practice
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• Graph the following data
• Explain the behavior in the graph
• Give the equation for the best-fit line that
  models this data
• Use your best-fit line to predict gas pressure at
  T 100K and T 500K

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