نتایج جستجو برای: wilcoxon signed

تعداد نتایج: 20991  

Journal: :Folia primatologica; international journal of primatology 2005
Elizabeth M Erhart Claud A Bramblett Deborah J Overdorff

In this study, we compare the behavioral development of captive male vervet monkeys (Chlorocebus pygerythrus) and Sykes' monkeys (Cercopithecus albogularis) to male hybrids of these species. Focal animal sampling sessions were conducted on the study subjects from birth to 90 months of age. Behavioral categories (affiliative, approach, play, sexual, tension, aggressive) were plotted for each spe...

Journal: :The Journal of heredity 2010
Daiju Kawase Yoshihiko Tsumura Nobuhiro Tomaru Akihiro Seo Takakazu Yumoto

We investigated the genetic structure of Sciadopitys verticillata, an endemic conifer in Japan, using 11 microsatellite markers. Average expected heterozygosity varied from 0.282 to 0.450, with between 2 and 17 alleles per locus, and allelic richness varied from 2.14 to 2.94 within a population. Wilcoxon signed-rank tests suggested that there was a recent bottleneck in the southwestern populati...

2017
Masoumeh Mousavi Ramin Alavinezhad Arezoo Moosavi

Methods: We held 8 PMT sessions (1.5 h each) for 20 staff members who were parents to children in the age range of 2–12 years. Dyadic Adjustment Scale (DAS) and Occupational Descriptive Index [Health and Safety Executive (HSE)] were used for baseline and post-intervention data gathering. DAS higher scores indicate higher marital adjustment satisfaction and higher HSE scores indicate higher occu...

2010
Magdalena Graczyk Tadeusz Lasota Bogdan Trawinski Krzysztof Trawinski

The experiments aimed to compare three methods to create ensemble models implemented in a popular data mining system WEKA, were carried out. Six common algorithms comprising two neural network algorithms, two decision trees for regression, and linear regression and support vector machine were used to generate individual committees. All algorithms were employed to actual data sets derived from t...

2015
CS Gathier JW Dankbaar M Van der Jagt GJE Rinkel WM Van den Bergh AJC Slooter

Methods Patients with aSAH and occluded aneurysm who developed clinical signs of DCI were randomised to either induced hypertension or no induced hypertension. Hypertension was induced with norepinephrine. Cerebral perfusion was assessed with CTP as CBF (ml/100g/s) in predefined regions (ROIs) on two time points: CTP1) at time of clinical deterioration and CTP2) 24 36 hours after randomisation....

2006
José María Martínez-Otzeta Basilio Sierra Elena Lazkano Aitzol Astigarraga

This paper presents a new hybrid classifier that combines the Nearest Neighbor distance based algorithm with the Classification Tree paradigm. The Nearest Neighbor algorithm is used as a preprocessing algorithm in order to obtain a modified training database for the posterior learning of the classification tree structure; experimental section shows the results obtained by the new algorithm; com...

2015
Abdulkadir KARACI

C# 2013, Delphi XE6, and Python 3.4 are the newest and most popular programming languages. These programming languages become more popular every passing day. In this study, the response times, memory usages, and code lengths of these languages were tested in various workloads. Whether or not there was any significant difference between the data obtained from workloads was tested via the Friedma...

2013
Hanxiang Peng Qun Lin Fei Tan Wei Zheng W. ZHENG

Motivated by applications to goodness of fit U-statistics testing, the empirical likelihood approach is generalized to allow for the number of constraints to grow with the sample size and for the constraints to use estimated criteria functions. The latter is needed to handle naturally occurring nuisance parameters. The proposed empirical likelihood based goodness of fit tests are asymptotically...

Journal: :Statistical applications in genetics and molecular biology 2005
Mei-Ling Ting Lee Robert J Gray Harry Björkbacka Mason W Freeman

Gene expression data from microarray experiments have been studied using several statistical models. Significance Analysis of Microarrays (SAM), for example, has proved to be useful in analyzing microarray data. In the spirit of the SAM procedures, we develop permutation based rank-tests for generalized Wilcoxon ranksum test for two-group comparisons of replicated microarray data. Also, for mic...

2014

Paired data may occur because two measurements are made on the same subject or because measurements are made on two subjects that have been matched according to other variables. Hypothesis tests on paired data can be analyzed by considering the difference between the paired items as the response. The distribution of differences is usually symmetric. In fact, the distribution must be symmetric i...

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