Exploring Data
Describing Distributions
Graphically
Relative Frequency/Cumulative
Relative Frequency
• Relative Frequency refers to graphing the
percent of the counts in each...
Time Plots
• Display observations taken over time
• Horizontal (x) axis is always time and the
variable is on the vertical...
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Exploring data other plots

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Exploring data other plots

  1. 1. Exploring Data Describing Distributions Graphically
  2. 2. Relative Frequency/Cumulative Relative Frequency • Relative Frequency refers to graphing the percent of the counts in each bin • Cumulative Relative Frequency refers to graphing the CUMULATIVE PERCENTS of the counts in each bin • The histogram of a cumulative relative frequency is call an OGIVE (pronounced o-jive)
  3. 3. Time Plots • Display observations taken over time • Horizontal (x) axis is always time and the variable is on the vertical (y) axis • Reveal trends or changes over time (think stock market graphs)

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