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  2. Summary Statistics

Data Transformation

Topics

  • Variable Types
  • Mean, Median, and Mode
  • Variance and Standard Deviation
  • Distributions
  • Quartiles, Quantiles, and Interquartile Range
  • Summary Statistics for Categorical Data
  • Visualizing Categorical Data
  • Data Transformation
  • Associations between Variables
  • Exploratory Data Analysis for Summary Statistics

Categorical Data Defined

Categorical Data refers to data represented by words rather than numbers. Examples of categorical data are tree species and survey responses (Agree, Neutral, Disagree).

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