Tag Archives: data scrubbing

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Aphorisms for Data Analysts

An aphorism is a pithy saying that reveals some astute observation or popular notion, whether true or fictitious. “Lies, damn lies, and statistics” you’ve undoubtedly heard. If you’ve taken Stats 101, you probably know that “correlation doesn’t imply causation.” Here … Continue reading

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Ten Tactics used in the War on Error

Scientists and other theory-driven data analysts focus on eliminating bias and maximizing accuracy so they can find trends and patterns in their data. That’s necessary for any type of data analysis. For statisticians, though, the real enemy in the battle … Continue reading

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Six Misconceptions about Statistics You May Get From Stats 101

When you learn new things, you can develop misconceptions. Maybe it’s the result of something you didn’t understand correctly. Maybe it’s the way the instructor explains something. Or maybe, it’s something unspoken, something you assume or infer from what was … Continue reading

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Dealing with Dilemmas

A decade or so ago, I always feared and was the frequent victim of hardware and software problems. It was a logical consequence of a craftsman routinely pushing his tools way beyond the limits of their capabilities. But the software … Continue reading

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The Data Scrub

Garbage in, garbage out is a saying that dates back to the early days of computers but is still true today, perhaps even more so. If the numbers you use in a statistical analysis are incorrect (garbage), so too will … Continue reading

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