نتایج جستجو برای: special distribution

تعداد نتایج: 853648  

The unimodal distributions are frequently used in the theorical statistical studies. But in applied statistics, there are many situations in which the unimodal distributions can not be fitted to the data. For example, the distribution of the data outside the control zone in quality control or outlier observations in linear models and time series may require to be a bimodal. These situations, oc...

MHD boundary layer flow of two phase model nanofluid over a vertical plate is investigated both analytically and numerically. A system of governing nonlinear partial differential equations is converted into a set of nonlinear ordinary differential equations by suitable similarity transformations and then solved analytically using homotopy analysis method and numerically by the fourth order Rung...

Journal: :journal of paramedical sciences 0
batoul ahadi department of biostatistics, para-medical faculty, shahid beheshti university of medical sciences, tehran, iran hamid alavi majd department of biostatistics, para-medical faculty, shahid beheshti university of medical sciences, tehran, iran soheila khodakarim department of epidemiology,health faculty, shahid beheshti university of medical sciences, tehran, iran forough rahimi department of english language, paramedical faculty, shahid beheshti university of medical sciences, tehran, iran nourossadat kariman department of midwifery, school of nursing and midwifery, shahid beheshti university of medical sciences, tehran, iran. mahieh khalili department of biostatistics, para-medical faculty, shahid beheshti university of medical sciences, tehran, iran

various statistical methods have been proposed in terms of predicting the outcomes of facing special factors. in the classical approaches,  making the probability distribution or known probability density functions is ordinarily necessary to predict the desired outcome. however, most of the times enough information about the probability distribution of studied variables is not available to the ...

Groundwater, a special hydrological variable and freshwater resource is completely inter-reliant with hydro-metorological, topographic, land use and hydro-geological components of hydrologic cycle. Trend of hydrologic componentsfor future prediction is attempted to confer in this study using Man-Kendall test, linear regression and geometric progression analysis on recorded data collected from r...

باقری, میثم, داریزین, زهرا, رحیم‌پور سلیمانی, حمید,

Electronic transport has been investigated in four-quantum-dot combination coupled to metal electrodes using the non-equilibrium Green’s function method, and curves I-V and conductance (dI/dV) were analyzed for special combination. We have showed that the emergence of negative differential conductivity is due to asymmetric distribution of quantum dots in the central region, existence of non-cou...

Five genera and ten species of the tribe Aeliini Still from the Indo-Pakistan region are keyed, compared to their closest allies and their geographical distribution given. A description of all the above genera and species of Adria St?l and Bonacialus Distant has been given. These species, including two new species of Adria, are described with special reference to their metathoracic scent ...

Journal: :زیست شناسی جانوری تجربی 0
محمدحسن 'گرامی بررسی فراوانی طول کاراپاس، رابطه طول-وزن میگوی سفید سرتیز و تعیین توده زنده (metapenaeus affinis) در صیدگاه های میگو در استان هرمزگان سیدیوسف پیغمبری بررسی فراوانی طول کاراپاس، رابطه طول-وزن میگوی سفید سرتیز و تعیین توده زنده (metapenaeus affinis) در صیدگاه های میگو در استان هرمزگان رسول قربانی بررسی فراوانی طول کاراپاس، رابطه طول-وزن میگوی سفید سرتیز و تعیین توده زنده (metapenaeus affinis) در صیدگاه های میگو در استان هرمزگان

abstract this study, aimed to achieve carapace length frequency, depth distribution, determining biomass and length-weight relationship of metapenaeus affinis in shrimp fishing grounds of hormomzgan province. sampling was carried out by trawl net and swept area method from january 2010 to february 2011. samples were transferred to the laboratory and biometric information entered on special form...

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