نتایج جستجو برای: mann whitney and kruskal
تعداد نتایج: 16830864 فیلتر نتایج به سال:
lead is one of the heavy metal that is very toxic for environment and organisms. lead can inhibits many physiological processes and it is so dangerous for body tissues. in this study, four groups of fish (carassius auratus) 35 in each, were used for experiment. group 1 was as control, in group 2 fishes were exposed to lead acetate at concentration of 8. 5 mg/l, fishes in group 3 and 4 were also...
The aim of this study was to investigate the use renewable energy in agriculture and environmental sustainability. Data obtained with a face survey from 120 farmers whom selected randomly districts Hatay province. Kolmogorov-Smirnov test used analyze whether numerical variables fit normal distribution or not. Kruskal-Wallis for nonparametric data. found be significant Kruskal- Wallis were inter...
The AUC (area under ROC curve) is a commonly used metric to assess discrimination of risk prediction rules; however, standard errors of AUC are usually based on the Mann-Whitney U test that assumes independence of sampling units. For ophthalmologic applications, it is desirable to assess risk prediction rules based on eye-specific outcome variables which are generally highly, but not perfectly ...
Clustered data arise frequently in many practical applications whenever units are repeatedly observed under a certain condition. One typical example for clustered animal experiments, where several animals share the same cage and should not be assumed to completely independent. Standard methods analysis of such Linear Mixed Models Generalized Estimating Equations—however, checking their assumpti...
OBJECTIVES The aim of this study was to determine the apical surface characteristics and presence of dental cracks in single-rooted premolars, resected 3.0 mm from the root apex, using the Er: YAG laser, tungsten carbide bur, and diamond-coated tip, by scanning electron microscopy (SEM). EXPERIMENTAL DESIGN Thirty single-rooted premolar teeth were collected. The instrumented and obturated tee...
Bu çalışmanın temel amacı; Kamuyu Aydınlatma Platformu’nda yer alan bağımsız denetim kuruluşlarının, müşteri işletmelerin iç kontrol sistemini değerlendirirken yapay zekâ araçlarını kullanma seviyesini tespit etmektir. bağlamda kuruluşlarının e-mail adreslerine anket formu gönderilmiştir. Ankete 59 tane kuruluşu katılmıştır. Anketten elde edilen veriler SPSS 22.0 programı yardımıyla; Mann-Whitn...
Bu araştırmanın amacı, Şanlıurfa'da yaşayan güzellik ve kişisel bakım sektöründeki işletmelerden hizmet alan bireylerin marka güvenlerinin evangelizm düzeylerine etkisini belirlemektir. Çalışmanın bir diğer amacı ise katılımcıların demografik özellikleri bağlamında her iki değişken düzeyinde farklılık olup olmadığını Katılımcıların belirlemek amacıyla regresyon analizi yapılmıştır. Yapılan anal...
Purpose: The aim of the present study was to evaluate association between perceived stress, mindfulness and coping strategies undergraduate dental students during COVID-19.
 Methods: A cross‐sectional conducted among 128 in 3rd, 4th 5th grade. Students completed surveys including Perceived Stress Scale (PSS), Mindful Attention Awareness (MAAS) Coping Orientation Problems Experienced invent...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید