Error bars are an important element on graphs, and allow you to make statistical inferences at a glance. Here's how to interpret error bars, and the difference between confidence intervals and standard error bars.

Other videos on the concept of "Error" and the T-test:
Sampling Distributions and the Standard Error of the Mean    • Sampling Distributions and the Standa...  
The Law of Errors    • The Law of Errors: The discovery that...  
How to calculate a one sample t-test    • How to calculate a one sample t-test ...  
How beer changed statistics    • How Beer Changed the World: William S...  

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Hello all you big, beautiful brains! Psy vs. Psy is a team project between a behavioral neuroscientist and an industrial/organizational psychologist.
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