The formula includes the letter sigma.
A letter in the Greek alphabet, often used in mathematics and science.
The sigma indicates how spread out the data is.
A statistical term representing the standard deviation in a set of data.
He prefers to be a sigma rather than follow the crowd.
A term used in social dynamics to describe a person who is independent and self-reliant.
The engineer calculated the sigma for the material.
In engineering, a term used to denote a specific type of stress or strain.
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