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Published byMeredith Walters Modified over 8 years ago
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Bad Charts Matt Arnold
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Moiré
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The Visual Display of Quantitative Information Edward R. Tufte
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Arthur H Miller, Edie N Goldenberg, Lutz Erbring, “Type-Set Politics: Impact of Newspapers on Public Confidence,” American Political Science Review, 73 (1979), 67-84 “Chartjunk”
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LIE FACTOR “Lie factors greater than 1.05 or less than 0.95 indicate substantial distortion, far beyond minor inaccuracies in plotting” Lie factor =Size of effect shown in graphic Size of effect in data
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Lie factor: 14.8 New York Times, 9 th August 1978, p D-2 Line increase: 783% Actual increase: 53%
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Lie Factor: 9.4 Time, 9 th April 1979, p57 Volume increase: 4280% Actual increase: 454%
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“This may well be the worst graphic ever to find its way into print” American Education, 1970
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