Results 11 to 20 of about 283,018 (295)

State Space Modeling Using SAS

open access: yesJournal of Statistical Software, 2011
This article provides a brief introduction to the state space modeling capabilities in SAS, a well-known statistical software system. SAS provides state space modeling in a few different settings.
Rajesh Selukar
doaj   +4 more sources

GLUMIP 2.0: SAS/IML Software for Planning Internal Pilots

open access: yesJournal of Statistical Software, 2008
Internal pilot designs involve conducting interim power analysis (without interim data analysis) to modify the final sample size. Recently developed techniques have been described to avoid the type~I error rate inflation inherent to unadjusted hypothesis
John A. Kairalla   +2 more
doaj   +1 more source

POWERLIB: SAS/IML Software for Computing Power in Multivariate Linear Models

open access: yesJournal of Statistical Software, 2009
The POWERLIB SAS/IML software provides convenient power calculations for a widerange of multivariate linear models with Gaussian errors. The software includes the Box,Geisser-Greenhouse, Huynh-Feldt, and uncorrected tests in the univariate" approach ...
Jacqueline L. Johnson   +5 more
doaj   +1 more source

POWERLIB:SAS/IMLSoftware for Computing Power in Multivariate Linear Models [PDF]

open access: yesJournal of Statistical Software, 2009
The POWERLIB SAS/IML software provides convenient power calculations for a wide range of multivariate linear models with Gaussian errors. The software includes the Box, Geisser-Greenhouse, Huynh-Feldt, and uncorrected tests in the “univariate” approach to repeated measures (UNIREP), the Hotelling Lawley Trace, Pillai-Bartlett Trace, and Wilks Lambda ...
Johnson, Jacqueline L.   +5 more
openaire   +6 more sources

GLUMIP2.0:SAS/IMLSoftware for Planning Internal Pilots

open access: yesJournal of Statistical Software, 2008
Internal pilot designs involve conducting interim power analysis (without interim data analysis) to modify the final sample size. Recently developed techniques have been described to avoid the type I error rate inflation inherent to unadjusted hypothesis tests, while still providing the advantages of an internal pilot design. We present GLUMIP 2.0, the
Kairalla, John A.   +2 more
openaire   +6 more sources

How to use χ2 test correctly—— χ2 tests for the data collected from the three kinds of two dimensional contingency tables without ordinal variables in two directions

open access: yesSichuan jingshen weisheng, 2021
The purpose of this article was to introduce the χ2 test and SAS and R software implementation of three kinds of two-way unordered two-dimensional contingency table data except the four-fold table data.
Hu Chunyan, Hu Liangping
doaj   +1 more source

How to use χ2 test correctly—— χ2 tests for the data collected from the two kinds of two dimensional contingency tables with an ordinal variable in one direction

open access: yesSichuan jingshen weisheng, 2021
The purpose of this paper was to introduce the linear trend χ2 tests for the data of the two kinds of one-way ordinal two-dimensional contingency tables and the implementation of SAS and R software.
Hu Chunyan, Hu Liangping
doaj   +1 more source

How to use χ2 test correctly——χ2 test for the data of four-fold table collected from the matched pairs design

open access: yesSichuan jingshen weisheng, 2021
The purpose of this paper was to introduce the McNemar΄s χ2 test and SAS and R software implementation of four-fold table data collected from the matched pairs design.
Hu Chunyan, Hu Liangping
doaj   +1 more source

How to use χ2 test correctly—— χ2 test for the data of four-fold tables collected from the cohort design

open access: yesSichuan jingshen weisheng, 2021
The purpose of this paper was to introduce the χ2 test for the data of four-fold tables collected from the cohort design, the hypothesis test and interval estimation of relative risk, and the implementation of SAS and R software.
Hu Chunyan, Hu Liangping
doaj   +1 more source

Simplified Polydispersion Analysis of Small-Angle Scattering Data

open access: yesApplied Sciences, 2022
With polydisperse inhomogeneities, the analysis of small-angle scattering (SAS) data is possible by fitting the experimental data to theoretical models. Despite scientific software being available for this task, many scientists in different fields prefer
Flavio Carsughi
doaj   +1 more source

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