نتایج جستجو برای: factor analysis of variance anova
تعداد نتایج: 21404540 فیلتر نتایج به سال:
In the current study, the solid waste characterisation that belongs to Artvin city centre, which is located in East Black Sea Region of Turkey, were searched. The study has the feature of being the first study for the country of Artvin in terms of study. The field of study is composed of 7 neighborhoods and those can be separated into 3 groups as low, middle and high level of income. In this st...
abstract although music possesses some kind of power and using it has been welcome by many students in language classrooms, it seems that they take a non-serious image of the lesson while listening to songs and they may think that it is a matter of fun. the main objective of the present study was to investigate whether learning a foreign language through musical texts (songs) can have an impac...
this study investigates the relationship between field-related cognitive styles and global reading comprehension of hypertext. technically, field dependency is prevailing dominance of field on perception of parts, while global comprehension is skim-like reading to grasp the general content. in this research project, 60 senior and junior students of arak university majoring in english literature...
in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...
Abbreviations: RA: Rheumatoid Arthritis; CIA: Collagen-Induced Arthritis; IL-1β: Interleukin-1β; IL-6: Interleukin-6; IL-17A: Interleukin17A; IFN-γ: Interferon-γ; TNF-α: Tumor; Necrosis Factor-α; GM-CSF: Granulocyte-Macrophage Colony-Stimulating Factor; IL-8: Interleukin-8; MTX: Methotrexate; CSA: Cyclosporine; AZA: Azathioprine; LEF: Leflunomide; CFA: Complete Freund’s Adjuvant; ELISA: Enzyme ...
Analysis of variance (ANOVA) refers to statistical models and associated procedures, in which the observed variance is partitioned into components due to different explanatory variables. It provides a statistical test concerning if the means of these several groups are all equal. In its simplest form, ANOVA is equivalent to Student's t-test when only two groups are invloved. The analysis of var...
یکی از ابزارهای اساسی در تحلیل داده های حاصل از طراحی آزمایشات، تحلیل واریانس است. در تحلیل واریانس یک طرفه، هدف مقایسه میانگین چند جامعه مستقل است. در روش کلاسیک، آماره آزمون مورد استفاده، دارای توزیع $f$ مرکزی و تحت فرض مقابل دارای توزیع f با یک پارامتر نامرکزی است. در این پایان نامه ابتدا مسأله آزمون فرض تساوی میانگین ها که فرضیه ای چند پارامتری است، به مسأله آزمون فرض صفر بودن پارامتر نامرک...
abstract this study evaluates the iranian pre-university english textbook in terms of needs, objectives, content, and methodology. the study was designed on the qualitative- quantitative survey basis using interviews and questionnaires, a researcher-made textbook evaluation checklist and a needs analysis questionnaire. the textbook evaluation questionnaire was used in this study to elicit the ...
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