نتایج جستجو برای: two tailed t

تعداد نتایج: 2993636  

2017
Peter Androvic Lukas Valihrach Julie Elling Robert Sjoback Mikael Kubista

MicroRNAs are a class of small non-coding RNAs that serve as important regulators of gene expression at the posttranscriptional level. They are stable in body fluids and pose great potential to serve as biomarkers. Here, we present a highly specific, sensitive and cost-effective system to quantify miRNA expression based on two-step RT-qPCR with SYBR-green detection chemistry called Two-tailed R...

2010
Fangjian Fu Wei Yang Tim Johnson John Long Lubos Pastor

Controlling for idiosyncratic volatility, large stocks earn higher returns than small stocks. Idiosyncratic volatility is positively related to return, but negatively related to size. Failure to control for idiosyncratic volatility generates a downward omitted variable bias, leading to the widely documented negative size-return relation. We explain the two contrasting sizereturn relations in a ...

Journal: :iranian journal of veterinary research 2007
j. izadifard m. j. zamiri

despite a shortage of animal feed in iran, cereal stubble is often underutilized due to agro-economic reasons. on the other hand, lambs fed with a conventional fattening ration deposit a considerable amount of fat; therefore, this experiment was conducted aimed at better utilization of cereal stubble and reducing the fat content of lamb carcasses. fat-tailed mehraban and ghezel ram lambs were p...

2007
Dezhong Wang Svetlozar T. Rachev Frank J. Fabozzi

In this paper, we provide two one-factor heavy-tailed copula models for pricing a collateralized debt obligation and credit default index swap tranches: (1) a one-factor double t distribution with fractional degrees of freedom copula model and (2) a one-factor double mixture distribution of t and Gaussian distribution copula model. A tail-fatness parameter is introduced in each model, allowing ...

2014
ABDULLAH S. BALAMASH

Comprehensive analysis of the Internet traffic conducted over the last decade revealed the concept of longrange dependence (LRD) in the collected data traces. Some of this analysis work proved that this property is a result of the heavy tailed distribution of the packet inter-arrival time, which is a result of the heavy tailed distribution of packet size of the traffic sources. In this paper, w...

Journal: :Didaktik: Jurnal Ilmiah PGSD STKIP Subang 2023

Pendidikan pancasila sangat penting untuk dipelajari anak sekolah dasar kelas I di SD N Bugangan 03 meningkatkan perilaku yang baik dalam kehidupan sehari-hari lingkungkan ataupun masyarakat. Hal tersebut dapat dilakukan berbagai cara peserta didik mampu memahami pendidikan pancasila,salah satu caranya yaitu menerapkan pembelajaran menggunakan quiziz bernilai edukasi diharapkan belajar dengan i...

1998
SIDNEY RESNICK

A heavy tailed time series that can be represented as an innnite moving average has the property that the sample autocorrelation function (ACF) at lag h converges in probability to a constant (h), although the mathematical correlation typically does not exist. For many nonlinear heavy tailed models, however, the sample ACF at lag h converges in distribution to a nondegenerate random variable. I...

2017
Sumit Bhattacharyya Theresa Shumard Hui Xie Amar Dodda Krista A. Varady Leo Feferman Allan G. Halline Jay L. Goldstein Stephen B. Hanauer Joanne K. Tobacman

BACKGROUND: Carrageenan is a very common food additive in Western diets, but predictably causes inflammation in thousands of cell-based and animal experiments. OBJECTIVE: To assess the impact of carrageenan exposure on the interval to relapse in patients with ulcerative colitis in remission. METHODS: A randomized, double-blind, placebo-controlled, multicenter, clinical trial was conducted to as...

Journal: :Current Biology 1995

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