Lib.gadjust.ttest Namespace Reference

Functions
	ttest (r, n)
	Student's T-test of correlation coefficient.
	ttest_means (m1, m2, d1, d2, n1, n2, ci=0.05, tailed=2)
	Student's T-test of means.

Variables
dict	t95
	m1
	m2
	d1
	d2
	n1
	n2
	sig = ttest_means(m1, m2, d1, d2, n1, n2)

Detailed Description

Copyright (C) 2013- Swedish Meteorological and Hydrological Institute (SMHI)

This file is part of RAVE.

RAVE is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

RAVE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with RAVE.  If not, see <http://www.gnu.org/licenses/>.

Function Documentation

ttest()

Lib.gadjust.ttest.ttest	(		r,
			n )

Student's T-test of correlation coefficient.

Parameters

r	float correlation coefficient
n	int sample size (number of points)

Returns

string 'T' if the correlation is accepted, else 'F'.

ttest_means()

Lib.gadjust.ttest.ttest_means	(		m1,
			m2,
			d1,
			d2,
			n1,
			n2,
			ci = 0.05,
			tailed = 2 )

Student's T-test of means.

Parameters

m1	float first mean
m2	float second mean
d1	first deviation
d2	second deviation
n1	first sample size
n2	second sample size
ci	float confidence interval, 95% = 0.05
tailed	int 1 or 2-tailed test

Returns

string 'T' if the difference is accepted, else 'F'.