Data Analysis

Data analysis proper is a process consisting of a sequence of stages beginning with  data and ending in knowledge derived from the information in the data.

This knowledge may then be used in making and implementing decisions.

Lens

There are many different kinds of data analysis:

  • Descriptive data analysis – describe the features of the data
  • Exploratory data analysis – discover new features in the data
  • Confirmatory data analysis – confirm or disconfirm/falsify existing hypotheses
  • Predictive data analysis – apply statistical or structural models for predictive forecasting or classification

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