The SDL Component Suite is an industry leading collection of components supporting scientific and engineering computing. Please visit the SDL Web site for more information....



ConfidenceInterval


Unit:SDL_statis
Class: none
Declaration: function ConfidenceInterval (alpha, StdDev: double; NumData: integer): double;

The function ConfidenceInterval returns the confidence interval of the population mean (assuming a normal distribution). The parameter alpha specifies the level of significance (typical values in the range of 0.001 to 0.05). The parameters StdDev and NumData represent the standard deviation and the sample size, respectively.


Last Update: 2012-Oct-20