Standardised normal distribution: Difference between revisions
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A normal frequency distribution whose mean is zero and whose standard deviation is 1. | A normal frequency distribution whose mean is zero and whose standard deviation is 1. | ||
By definition, the variance is also 1. | |||
The normal distributions set out in standard tabulations are standardised normal distributions. | The normal distributions set out in standard tabulations are standardised normal distributions. | ||
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== See also == | == See also == | ||
* [[Normal frequency distribution]] | * [[Normal frequency distribution]] | ||
* [[Variance]] | |||
* [[Z statistic]] | * [[Z statistic]] | ||
Revision as of 06:32, 20 April 2015
A normal frequency distribution whose mean is zero and whose standard deviation is 1.
By definition, the variance is also 1.
The normal distributions set out in standard tabulations are standardised normal distributions.
The related Excel function is =NORMSDIST()
