نتایج جستجو برای: factor analysis of variance anova

تعداد نتایج: 21404540  

2000

In the numerous forms of analysis of variance (ANOVA) discussed in previous chapters, variance components were estimated by equating observed mean squares to expressions describing their expected values, these being functions of the variance components. ANOVA has the nice feature that the estimators for the variance components are unbiased regardless of whether the data are normally distributed...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده فنی 1393

asymmetric membranes are widely used in many industrial membrane separation processes. the major advantage of membrane filtration over the conventional process is its ability to remove a wider spectrum of particles without using any chemicals. hollow fiber configuration offer many advantages over flat-sheet or tubular membranes. the spinning process of hollow fiber may look simple, yet it is te...

Journal: :The Korean journal of laboratory medicine 2009
Eunsik Park Meehye Cho Chang-Seok Ki

In biomedical research, researchers frequently use statistical procedures such as the t-test, standard analysis of variance (ANOVA), or the repeated measures ANOVA to compare means between the groups of interest. There are frequently some misuses in applying these procedures since the conditions of the experiments or statistical assumptions necessary to apply these procedures are not fully take...

A. Chitsaz P. Mojaver S. Jafarmadar, S. Khalilarya

Fuel cells directly convert chemical energy into electrical power using electrochemical reactions. Solid oxide fuel cell (SOFC) is one of the high-temperature fuel cells that propose a promising future from the standpoint of power generation. In this study, optimization of an SOFC system is performed using Taguchi approach after verification of the model in compare with experimental results. Cu...

Journal: :علوم گیاهان زراعی ایران 0
لیلا ریاحی دانشجوی کارشناسی ارشد، گروه علوم باغبانی پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج مجید شکرپور استادیار، گروه علوم باغبانی پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج سید علیرضا سلامی استادیار، گروه علوم باغبانی پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج عزیزاله خندان استادیار، گروه علوم باغبانی پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج

this study was performed to evaluate relationships among morphological traits and use of the traits to describe iranian cannabis accessions. results of the anova for the measured traits excluding the number of lateral inflorescent, displayed significant differences among accessions. the lowest plant heights were observed in sero and saqez (respectively 81.20 and 78.80) and the highest values we...

Background & Aim: Developing countries such as Iran experience a growing phenomenon of aging, and the elderlies are at a risk of longer hospital stay. The increasing number of elderly patients necessitates the establishment of age-friendly hospitals. This study aimed to determine the factors affecting the development of age-friendly hospitals in Iran using factor analysis. Materials and Methods...

2015
Dheeraj rawat Sini Shibu

In this paper we presents a method for handling multiple metrics and different network parameters simultaneously to analyze the loss factor of routing protocols in mobile ad hoc network(MANET) environments. We have used Taguchi’ losses function to determine the best parameters and routing over head simultaneously for AOMDV protocol. We have consider various different mobile ad hoc network param...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم 1377

chapter one is devotod to collect some notion and background informations, which are needed in the next chapters. it also contains some important statements which will be proved in a more general context later in this thesis. in chapter two, we show that if the marginal factor-group is of order np1...pk,n>1, then we obtain a bound for the order of the verbal subgroup. also a bound for the bear-...

1999
Sachin S. Kajarekar Naren Malayath Hynek Hermansky

The variability in the speech signal can be attributed to the following sources: (a) Phonetic content, (b) Speaker and Channel, and (c) Coarticulation or context. In this paper, the variability in speech is decomposed using Two Factor Analysis of Variance (ANOVA) with the above mentioned sources as factors. The speech variability is decomposed in temporal and spectral domain separately and stru...

Journal: :RA journal of applied research 2022

The purpose of this paper is to study the role tax education and knowledge towards revenue in India factors that affects government revenues India. For purpose, structured questionnaire has been framed send all respondents. These respondents include Government Officials, Academicians Members Ministry Finance. contained open-ended close-ended questions. online data collection, researcher emailed...

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