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Module 6: Line Graphs

Module 6: Line Graphs

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Module 6: Line Graphs

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  1. Module 6: Line Graphs This module provides information on arithmetic scale and semi-logarithmic or ratio scale line graphs. Reviewed 15 April 05 /MODULE 6

  2. Arithmetic Scale Line Graph Source: Am J Public Health, Dec.2003; 93:2101

  3. Arithmetic Scale Line Graph • Use:Show amount of change or difference in the dependent variable (vertical axis) for the different points of the independent variable (horizontal axis). • For: Interval or ratio data.

  4. Arithmetic Scale Line Graph

  5. Source: Am J Public Health, Dec. 2003;93:2089

  6. Source: Am J Public Health, Aug. 2000;90:1399

  7. Source: Am J Public Health, July 2001;91:1061

  8. Source: Am J Public Health, July 2000;90:1067

  9. Semi-logarithmic or Ratio Scale Line Graph • Use: Show rate of change in the dependent variable (vertical axis) for the different points of the independent variable (horizontal axis). • For: Interval or ratio data.

  10. Semi-logarithmic or Ratio Scale Line Graph

  11. Arithmetic and Semi-log Scale Line Graphs

  12. Semi-logarithmic Scale

  13. Ratio Scale

  14. Source: Am J Public Health, Mar. 2004;94:456

  15. Source: Am J Public Health, Mar. 1996;86:560

  16. A Line Graph and a Bar Chart with a Scale break