Microsoft Excel is useful for many things, but it has its limitations (like…
Mistaken Data
Oops. That does not look right.
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Excel spreadsheet limit leads to 16,000 Covid-19 cases left off daily count
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FDA commissioner corrects his misinterpretation of reduced mortality
Talking about a possible plasma treatment for Covid-19, the Food and Drug Administration…
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Algorithm leads to arrest of the wrong person
Even though there was supposedly a person in the decision-making process and a…
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Face depixelizer with machine learning, and some assumptions
In crime shows, they often have this amazing tool that turns a low-resolution,…
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Bad bar chart
Welcome to whose bar chart is it anyway: where the geometries are made…
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Bad denominator
With coronavirus testing, many governments have used the percentage of tests that came…
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Poor comparison between two bar charts
A chart from Business Insider makes a poor attempt to compare the death…
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Misinterpreted or misleading fire maps
With all of the maps of fire in Australia, be sure to check…
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Study retracted after finding a mistaken recoding of the data
A study found that a hospital program significantly reduced the number of hospitalizations…
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The ‘impeach this’ map has some issues
Philip Bump explains why the “impeach this” map is a bit dubious:
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NOAA chief scientist highlights the forecast contradiction
In regards to the press release that seemed to contradict the National Weather…
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Why you shouldn’t use ZIP Codes for spatial analysis
For Carto, Matt Forrest explains why you shouldn’t use ZIP codes for spatial…
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Millions of dollars in tax breaks — because of a mapping error
A small discrepancy in a couple of shapefiles led to a misclassification of…
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Big storm on the way. Oh wait, no, it’s a cloud of ladybugs
Apparently ladybugs migrate this time of year, and it’s enough to show up…
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When geolocation makes everyone think you stole their phone
People show up unannounced at John and his mother Ann’s home in South…
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Fake internet
Max Read for New York Magazine describes the fake-ness of internet through the…
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Spotting AI-generated faces
Computers can generate faces that look real. What a time to be alive.…
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Lessons from posting a fake map about pies
Brian Brettschneider made a joke map randomly designating the favorite pies of certain…
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When data is not quite what it seems
FiveThirtyEight used a dataset on broadband as the basis for a couple of…
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When the interesting pattern ends up just being computer byproduct
Good lesson here. Christian Laesser was playing around with receipt data and initially…
