Exploratory Data Analysis

Author

Peter Ralph

Published

January 5, 2026

Exploratory Data Analysis

Peter Ralph

https://uodsci.github.io/ds435

Readings:

  • Haig, The Philosophy of Quantitative Methods, ch.2, “Exploratory Data Analysis”
  • Tan, Steinbach, and Kumar, Introduction to Data Mining, p.1-11 (the introduction)

The data science life cycle

a diagram, idea to (cycle between question and design) to collection to analysis to answer

Tukey 1980

“data anlyticis lifecycle”, from https://myadlm.org/science-and-research/data-analytics-in-laboratory-medicine/what-is-data-analytics

image from ADLM

Discussion

  • What are Haig’s main points?
  • What are the main points of Tan, Steinbach, and Kumar?
  • Contrast “exploratory” and “confirmatory” data analysis.
  • What points resonate with you? Which do not? Critiques?