Standard Deviation vs Standard Error: What’s the Difference?

Twins from Different Universes

Aaron Zhu
Towards Data Science
7 min readNov 1, 2022

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Photo by Martin Sanchez on Unsplash

Standard Deviation and Standard Error are two statistical concepts that often cause confusion. Do they have the same interpretations or they are meant to represent something totally different? We’ll discuss more in this post.

What is Standard Deviation (SD)?

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Senior Data Analyst | Always looking for new and exciting ways to turn complex data into actionable insights | https://www.linkedin.com/in/aaron-zhu-53105765/