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Last modified: December 2006

URL: http://cxc.harvard.edu/ciao3.4/get_qvalue.html
Hardcopy (PDF): A4 | Letter
AHELP for CIAO 3.4 get_qvalue Context: sherpa

Synopsis

Module function that returns the statistical significance computed as a q-value.

Syntax

Double_Type get_qvalue(Integer_Type, Double_Type)

Error Return Value: NULL

Arguments:

(1) number of degrees of freedom d

(2) observed statistic value chi_o^2

Description

This function returns the tail integral of the chi^2 distribution for the given number of degrees of freedom.

See the related Sherpa command MLR for more information.

Bugs

See the Sherpa bug pages online for an up-to-date listing of known bugs.

Hardcopy (PDF): A4 | Letter
Last modified: December 2006



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