نتایج جستجو برای: two tailed t
تعداد نتایج: 2993636 فیلتر نتایج به سال:
gerbillus nanus is a highly polytypic species exhibiting considerable geographical variation, both in external and cranial characters. in the present study, specimens were collected from different localities in the northeastern, eastern, central and southern iran. the values for external end cranial measurements have been given. the specimens present the existence of two different morphotypes o...
This paper compares three value-at-risk approximation methods suggested in the literature: Cornish-Fisher (1937), Sillitto (1969), and Liu (2010). Simulation results are obtained for three families of distributions: student-t, skewed-normal, and skewed-t. We recommend the Sillitto approximation as the best method to evaluate the value at risk when the financial return has an unknown, skewed, an...
The main problem of this study was " is there any significant effect on the students' listening achievement after being taught by using Nearpod and those who are not?. method used in quantitative or quasi-experimental method. data collected written test online based Website. were analyzed through matched t-test formula percentage analysis to find out effectiveness teaching Conventional Method. ...
A sufficient condition for the uniform modulus of continuity of a random field X = {X(t), t ∈ RN} is provided. The result is applicable to random fields with heavy-tailed distribution such as stable random fields. Running head: Uniform Modulus of Continuity of Random Fields 2000 AMS Classification numbers: 60G60, 60G52, 60G17, 60G18.
Paragraph segmentation is a text task. Iikura et al. achieved excellent results on paragraph by introducing focal loss to Bidirectional Encoder Representations from Transformers. In this study, we investigated Daily News and Novel datasets. Based the approach proposed al., used auxiliary train model improve performance. Consequently, average F1-score obtained of was 0.6704 dataset, whereas that...
Standard control charts are constructed under the assumption that the observations taken from the process of interest are independent over time; however, in practice the observations in many cases are actually correlated. This paper considers the problem of monitoring a process in which the observations can be represented as a first-order autoregressive model following a heavy tailed distributi...
T he purpose of the current research was to empirically examine the relationship between six independent variables and foreign direct investment (FDI) inflows (dependent variable) to countries in the Middle East and North Africa (MENA) region for the period of 2002-2016. The independent variables studied in this research were foreign exchange systems, go...
Repeated endothelial cell injury has been suggested as an initiating factor in atherogenesis. Dying or dead endothelial cells have been shown to make significant contributions to the local enhancement of transendothelial macromolecular transport. Since cigarette smoking is one of the major risk factors for atherosclerosis, we examined the hypothesis that smoking accelerates atherogenesis by inc...
The collagen-tailed forms of acetylcholinesterase (AChE) are accumulated at mammalian neuromuscular junctions. The A(4), A(8), and A(12) forms are expressed differently in the rat fast and slow muscles; the sternomastoid muscle contains essentially the A(12) form at end plates, whereas the soleus muscle also contains extrajunctional A(4) and A(8) forms. We show that collagen Q (ColQ) transcript...
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