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Statistics Symbols - C



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Symbol: c

Meaning:
It represents confidence level.
Formula used:
c= P[ | Zc| <Normal (0,1)]
i.e., c=P [-Zc< Normal (0, 1) < Zc]
Used in:
Confidence Interval.

Symbol: nCr (OR n-c-r)

Meaning:
The number of combinations of n items selected r at a time. It represents combination.
Formula used:

Symbol:

Meaning:
Can be also represented as n-c-r. The number of combinations of n items selected r at a time. It represents combination.
Formula used:

Symbol: Cov(x,y)

Meaning:
It is the covariance between X and Y.
Formula used:
Cov(x, y) =E [(X-E(X)) (Y-E(Y)]

Symbol: CV

Meaning:
It represents coefficient of variation.
Formula used:

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