Last Updated：2025/12/03

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(probability theory, statistics) A random variable whose probability distribution is a standard normal distribution.

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standard normal random variable

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standard normal random variable

Noun

(probability theory, statistics) A random variable whose probability distribution is a standard normal distribution.

Japanese Meaning

（確率論・統計学）標準正規分布に従う確率変数。

What is this buttons?

When modeling measurement noise, it's common to assume that the error term is a standard normal random variable.

Google Translation / DeepL Translation

計測ノイズをモデル化する際、誤差項が標準正規分布に従う確率変数であると仮定することが一般的です。

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Sense（1）

(probability theory, statistics) A random variable whose probability distribution is a standard normal distribution.

Suppose X∼N(𝜇,𝜎). Then

Z=(x-𝜇)/𝜎

is a standard normal random variable. In other words, any normal random variable can be standardized by subtracting the mean from the variable and dividing the difference by the standard deviation.

Google Translation / DeepL Translation

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standard normal random variables

（ plural ）

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standard normal random variable

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