Truncated Normal Distribution

The BIS.Net Team BIS.Net Team

The truncated normal distribution is the probability distribution is obtained by bounding the random variable from a normal distribution either below the mean or above the mean or both.

Folded Normal Distribution
Folded Normal Distribution

It has a wide range of applications where processes truncate data, such as check weighing processes rejecting products weighing below a specified limit.

The probability density function is:

Folded Normal formula


Folded Normal formula


Folded Normal formula

Is the cumulative function

The BIS.Net Process Performance APP uses a machine powered algorithm to obtain the parameters which are the mean and standard deviation of the original distribution.

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