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Statistics Symbols - N

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Symbol: n

It refers to the sample size.
Formula used:
n = The number of units in a sample.

Symbol: N(μ,ơ2)

N denotes normal distribution or Gaussian distribution, and μ and ơ2 denote its parameters. It is a continuous probability distribution with mean μ and variance ơ2.
Formula used:
X follows Normal distribution, i.e., X~ N (μ, ơ2)
The pdf of X is given by,
Used in:
Normal Distribution

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