نتایج جستجو برای: parametric methods including mann

تعداد نتایج: 2659333  

2010
Rui Guo Fengmin Li Wenying He Sen Yang Guojun Sun

The non-parametric Mann-Kendall method and Sliding t-test were applied in this study to analyze the spatial and temporal patterns of trends of the precipitation in the Loess Plateau from 1958 to 2007. The main trends of the precipitation in this region is downward, only four upward time series have not reach the significant level. Most of the abrupt changes happened in northeast of Loess Platea...

Journal: :تحقیقات مالی 0
محمدحسین قائمی استادیار حسابداری، دانشگاه بین‎المللی امام خمینی (ره)، قزوین، ایران جواد معصومی کارشناس ارشد حسابداری، دانشگاه حضرت معصومه (س)، قم، ایران رامین رستمی کارشناس ارشد مدیریت بازرگانی گرایش مالی، مؤسسه‎ی آموزش عالی آزاد ارس، تبریز، ایران

this paper analyses efficiency of short horizon event study methodology in general and efficiency of various test statistics based on price and trading volume in the period (iranian calendar) 1380:1389-q1 (2240 days) applying simulation method. we evaluate efficiency of 8 test statistics including parametric, non-parametric and induced variance statistics. we find various test statistics have e...

Journal: :iranian endodontic journal 0
elmakki fathia neamat hassan abu-bakr ibrahim yahia

introduction: the aim of the present study was to investigate and compare the apical sealing ability of resilon/epiphany-filled root canals with those that were obturated with gutta-percha/ah-plus endodontic sealer. materials and methods: a total of 60 extracted human single-rooted teeth were selected; 25 teeth for each test group and five for each control group. after conducting conventional e...

Journal: :Norsk medietidsskrift 2012

Journal: :Forum Médical Suisse ‒ Swiss Medical Forum 2016

Journal: :Tidsskrift for Den norske legeforening 2015

Journal: :Bulletin des Médecins Suisses 2019

Journal: :The Canadian Entomologist 1903

Journal: :Psyche: A Journal of Entomology 1959

Journal: :Forum Médical Suisse ‒ Swiss Medical Forum 2008

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