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Data

Apparently Hollywood does not recycle action-movie plots. The data said so, so it must be right
Bias

Apparently Hollywood does not recycle action-movie plots. The data said so, so it must be right

It pains me to think how many people have used these keywords to build models.
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Pre-processing data is not just about correcting errors
Algorithms

Pre-processing data is not just about correcting errors

Exploration of IMDB rating data, by Kaiser Fung, founder of Principal Analytics Prep
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Good models + Bad data = Bad analysis
Aggregation

Good models + Bad data = Bad analysis

Example showing how to diagnose bad data in data science models
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The Numbers Guy went on vacation
junkcharts

The Numbers Guy went on vacation

A shocking miss in the WSJ
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The index of an index is confusion
Index

The index of an index is confusion

The puzzle of negative numbers
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How effective visualization brings data alive
Aggregation

How effective visualization brings data alive

Bringing data alive
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