standard normal distribution

standard normal distribution
the normal distribution with mean 0 and standard deviation 1.

Medical dictionary. 2011.

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  • standard normal distribution — noun The normal distribution with a mean of zero and a variance of one …   Wiktionary

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  • Folded normal distribution — The folded normal distribution is a probability distribution related to the normal distribution. Given a normally distributed random variable X with mean μ and variance σ2, the random variable Y = | X | has a folded normal distribution. Such a… …   Wikipedia

  • Truncated normal distribution — In probability and statistics, the truncated normal distribution is the probability distribution of a normally distributed random variable whose value is either bounded below or above (or both). The truncated normal distribution has wide… …   Wikipedia

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  • normal distribution — a symmetric, bell shaped probability distribution having the density function where x is the abscissa, f(x) is the ordinate, e is the base of natural logarithms (2.718), μ is the mean, and σ is the standard deviation. The normal… …   Medical dictionary

  • normal distribution — In common usage, normality is treated as synonymous with natural, conventional, acceptable, or ordinary. In statistics, normality is defined as the most commonly occurring, the numerically most frequent type, which is then used as the base line… …   Dictionary of sociology

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