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Metrics sketches

Explore sketches, drawings, and illustrations that simplify ideas related to Metrics.

A fisherman illustrates the parable of the fishing net by concluding a minimum size of fish because they never see any smaller in their nets — you get what you measureYou get what you measureAnalytics Maturity illustration: A young character is very happy, sat at their makeshift lemonade stand next to the sidewalk. When they close their stand, our young entrepreneur can assess their performance today using hindsight and insight to inform preparation through foresight for next weekend. Analytics maturityNet Promoter Score illustration: How to calculate NPS from the spectrum of responses to the question "How likely are you to recommend us to a friend?"Net Promoter ScoreCampbell's law illustrated with examples from elections and leading to fake news and a crackdown on crime distorting how it is reported and measuredCampbell’s lawWhat is the cobra effect explained example showing the intention to reduce the cobra population and a bounty for dead cobras leading to cobra farming and cobras escaping. A nice example of unintended consequences.The cobra effectGoodhart's law illustration showing a manager frustrated by 1000's of tiny nails when measuring on number of nails made, and pulling their hair out when presented with giant nails when measuring on weightGoodhart’s Law: when a measure becomes a target, it ceases to be a good measure.Understanding reliability and validityWhat gets measured gets better
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