
sigma

Flashcard
•
Biology
•
KG
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What does 'sigma' mean?
Back
Sigma (Σ) is a letter in the Greek alphabet often used in mathematics and statistics to represent the sum of a series of numbers.
2.
FLASHCARD QUESTION
Front
What is the symbol for sigma?
Back
The symbol for sigma is Σ.
3.
FLASHCARD QUESTION
Front
In statistics, what does sigma represent?
Back
In statistics, sigma (σ) represents the standard deviation, which measures the amount of variation or dispersion in a set of values.
4.
FLASHCARD QUESTION
Front
What is the relationship between sigma and summation?
Back
Sigma is used to denote summation, meaning it indicates that you should add up a series of numbers.
5.
FLASHCARD QUESTION
Front
Can sigma be used in algebra?
Back
Yes, sigma can be used in algebra to represent the sum of variables or expressions.
6.
FLASHCARD QUESTION
Front
What is an example of a sigma notation?
Back
An example of sigma notation is Σ (i=1 to n) of i, which means to sum all integers from 1 to n.
7.
FLASHCARD QUESTION
Front
What does 'sigma male' refer to?
Back
A 'sigma male' is a term used in social dynamics to describe a man who is independent and self-reliant, often outside traditional social hierarchies.
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