Tag Archives: statistics

Increased testing does not explain the increase in US COVID cases

The US is experiencing another sharp increase in COVID19 cases. This is a simple fact, but as always seems to be the case in today’s world, this fact is being treated as an opinion. Countless people (including prominent politicians and … Continue reading

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When can correlation equal causation?

“Correlation does not equal causation.” It is a phrase that everyone has probably heard, but many people seem to ignore or misunderstand it. Indeed, although useful, the phrase itself can be misleading because it often leads to the misconception that … Continue reading

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Basic Statistics Part 6: Confounding Factors and Experimental Design

The topic of confounding factors is extremely important for understanding experimental design and evaluating published papers. Nevertheless, confounding factors are poorly understood among the general public, and even professional scientists often fail to appropriately account for them, which results in … Continue reading

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No, homeopathic remedies can’t “detox” you from exposure to Roundup: Examining Séralini’s latest rat study

One of my main goals for this blog is to help people learn how to evaluate scientific studies. To that end, I have written several posts that dissect papers and explain either why they are robust or why they are … Continue reading

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Basic Statistics Part 5: Means vs Medians, Is the “Average” Reliable?

To many people, this may seem like the most boring topic in the world, but it is actually vitally important not only for understanding scientific results, but also for understanding much of the data that we are presented with on … Continue reading

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