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Watch Out for Superman: First Visualize, Then Analyze
May-June 2012 (vol. 32 no. 3)
pp. 6-9
Marcin Kozak, University of Information Technology and Management in Rzeszow
Web Extra: View Supplemental Material
A visit from Superman shows why data visualization should come before data analysis. The Web extra is a dataset that comprises 100 observations of the quantitative variables y and x plus the qualitative variable group. When analyzed correctly, this dataset exhibits an interesting pattern.

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Index Terms:
Data analysis, data visualization, linear-regression models, statistical analysis, applied statistics, David Farnsworth, Francis Anscombe, datasets, computer graphics
Marcin Kozak, "Watch Out for Superman: First Visualize, Then Analyze," IEEE Computer Graphics and Applications, vol. 32, no. 3, pp. 6-9, May-June 2012, doi:10.1109/MCG.2012.46
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