نتایج جستجو برای: variance of capacity

تعداد نتایج: 21182138  

2005
Li Zhu Barbara Grabowski

The purpose of this quantitative study was to investigate the instructional effects of various animation strategies. Three treatment groups involved include static graphic, animation used as an attention-gaining strategy, and animation used as an attention-gaining and elaboration strategy. Participants were 115 college student volunteers. Two-way multiple analysis of variance (MANOVA) was used ...

Journal: :The Medical journal of Malaysia 1993
T K Ng

Postprandial changes in plasma total cholesterol (TC) are minimal and there is essentially no difference between fasting vs random TC concentrations, as reflected in the small diurnal coefficient of variation (CV) for TC of 2.5%. Similarly, a cholesterol-rich meal within the last 24 hours lacked an impact on plasma TC. Thus, random specimens are acceptable in blood cholesterol screening. The in...

2009
Risa Ogata

We have searched for a light pseudoscaler particle “X(214)” which is suggested by HyperCP experiment in the K0 L → π0π0X(X → μ+μ−) decay process using the E391a detector at KEK. In our analysis, signal event “X(214)” has not observed with the 3.58 × 109 K0 L decays, and we set an upper limit for the branching fraction of K0 L → π0π0X(X → μ+μ−) to be 1.6 × 10−6 at the 90% confidence level. Also ...

پایان نامه :دانشگاه آزاد اسلامی واحد علوم پزشکی تهران - دانشکده پزشکی 1389

مقدمه: یکی از شایعترین اختلالات ریوی در بزرگسالان بیماری های انسدادی مزمن ریه (copd) است که شامل برونشیت مزمن و آمفیزم می باشد. شدت این اختلال در تعیین میزان پاسخ به درمان موثر است و لذا امروزه سعی می شود معیارهای مختلفی در جهت درجه بندی شدت بیماری copd استفاده شود که از جمله آنها می توان به معیارهای بالینی ارائه شده توسط american thoracic society (ats) اشاره نمود. شناسایی ارتباطات موجود بین ای...

Journal: :آب و خاک 0
فاطمه مسکینی ویشکائی محمود شعبانپور شهرستانی ناصر دوات گر

abstract the saturated hydraulic conductivity (ks) is an important physical property of soil. the direct measurement of this property in soils is a difficult and time consuming process. pedotransfer functions (ptfs) provide an alternative by estimating soil parameters from more readily available soil data. the objective of this study is to determine effective factors on soil hydraulic conductiv...

Journal: :management studies and economic systems 2014
md. abdul latif shahida khanom

small scale industries are suffering most from the marketing problems due to their owners’ attitudes, units’ capacity, and quality of products along with the scale of production. the researchers analyzed the problems of selected twenty small scale industrial units of various industrial groups of industrial estates of sylhet division of bangladesh to get insights of the problem. primary and seco...

Journal: :The Journal of the Australian Mathematical Society. Series B. Applied Mathematics 1996

Journal: :Psychological medicine 2009
R Bogdan D A Pizzagalli

BACKGROUND Anhedonia and stress sensitivity have been identified as promising depressive phenotypes. Research suggests that stress-induced anhedonia is a possible mechanism underlying the association between stress and depression. The present proof-of-concept study assessed whether hedonic capacity and stress perception are heritable and whether their genetic and environmental contributions are...

Journal: :Queueing Syst. 2008
Yoni Nazarathy Gideon Weiss

We analyze the output process of finite capacity birth-death Markovian queues. We develop a formula for the asymptotic variance rate of the form λ∗ + ∑ vi where λ ∗ is the rate of outputs and vi are functions of the birth and death rates. We show that if the birth rates are non-increasing and the death rates are non-decreasing (as is common in many queueing systems) then the values of vi are st...

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