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Using Graphs and Charts to Show Values of Variables

15 January, 2016 - 09:47

LEARNING OBJECTIVE

  1. Understand and use time-series graphs, tables, pie charts, and bar charts to illustrate data and relationships among variables.

You often see pictures representing numerical information. These pictures may take the form of graphs that show how a particular variable has changed over time, or charts that show values of a particular variable at a single point in time. We will close our introduction to graphs by looking at both ways of conveying information.