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NAME:
QQNORM
PURPOSE:
Procedure: sort the data, assign actual "probability" and
calculate the expected deviation from the mean.
CATEGORY:
Math & Units
CALLING SEQUENCE:
RESULT = QQNORM( DATA )
INPUTS:
DATA -> Vector containing the data values. NOTE: DATA
will be sorted in ascending order and then returned.
KEYWORD PARAMETERS:
None
OUTPUTS:
RESULT -> Array where each element contains the expected
deviation from the mean of DATA.
SUBROUTINES:
None
REQUIREMENTS:
None
NOTES:
None
EXAMPLE:
RESULT = QQNORM( DATA )
; Computes expected deviation from the mean.
MODIFICATION HISTORY:
mgs, 14 Dec 1998: VERSION 1.0
- extracted from w_calc.pro
pip, clh, bmy, 10 Oct 2002: TOOLS VERSION 1.52
amf, swu, bmy, 10 Oct 2006: TOOLS VERSION 2.05
- Now use simpler algorithm from
Arlene Fiore's code
bmy & phs, 13 Jul 2007: GAMAP VERSION 2.10
(See /n/home09/ryantosca/IDL/gamap2/math_units/qqnorm.pro)