[PDF] Top 20 Use of Correlation Coefficient and Quartiles of Auxiliary Variable for Improved Estimation of Population Variance
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Use of Correlation Coefficient and Quartiles of Auxiliary Variable for Improved Estimation of Population Variance
... sampling, auxiliary information is used for enhancing the efficiency of the estimate of the parameters of the population for the characteristic under ...study. Auxiliary information is supplied by ... See full document
7
Modified Ratio Estimators for Population Mean Using Size of the Sample, Selected From Population Mohmmad Jerajuddin 1* , Jai Kishun 2
... its variance and it is logical that the variance as well as the mean square error of estimator are minimum when increasing the sample size ...as population mean, population variance, ... See full document
10
Efficient Estimator for Population Variance Using Auxiliary Variable
... the auxiliary information plays paramount role in developing and searching improved estimators of population parameters of the study ...The auxiliary information is used at both the stages of ... See full document
7
Improved Estimators of Finite Population Variance using Unknown Weight of Auxiliary Variable
... The use of auxiliary information, being constant with unit ...(e.g. population variance, population mean, population standard deviation, ...the population variance ... See full document
6
An Efficient Ratio Type Predictive Estimator of Finite Population Mean using Known Median of the Study Variable
... of auxiliary variable and proposed improved ratio type estimators of population mean, Yan and Tian (2010), suggested the estimators of population mean using coefficient of ... See full document
6
Improved Ratio-Cum-Product Estimators of Population Mean Using Known Population Parameters of Auxiliary Variables
... the estimation of finite population mean with known coefficient of kurtosis and median of auxiliary characters has been ...the use of practical ... See full document
7
Use of Non-Conventional Measures of Dispersion for Improved Estimation of Population Mean
... some improved modified ratio type estimators for population mean of study variable using auxiliary information in the form of non-conventional measures of dispersion Gini’s mean difference, ... See full document
7
Effect of Correlation Level on the Use of Auxiliary Variable in Double Sampling for Regression Estimation
... an auxiliary information in double sampling increases the precision of an estimate and solves the problem of bias caused by non-response in sample survey, the question is that, does the level of correlation ... See full document
7
Ratio-Type Estimators in Stratified Random Sampling using Auxiliary Attribute
... the population mean of the study ...certain population parameters to find the estimates that are more ...used coefficient of variation of study character at estimation ...practice, ... See full document
5
Estimation of Population Variance Using the Coefficient of Kurtosis and Median of an Auxiliary Variable under Simple Random Sampling
... for population variance of the study variable y under simple random sampling without re- placement making use of coefficient of kurtosis and median of an auxiliary ... See full document
12
Improved Ratio Estimators for the Population Mean Using Non-Conventional Measures of Dispersion
... the auxiliary information is helpful to improve the sampling plan or to enhance the estimation of the properties of the variables of ...the population coefficient of variation, ... See full document
15
Arrival Time Difference Estimation of Ultrasonic Signals from Partial Discharge in Electric Power Equipments
... difference estimation accuracy of wireless RF narrow-band signals at low SNR ...bi-spectrum estimation are combined to estimate the time difference of the local high-frequency signal ...bi-spectrum ... See full document
7
<p>Population-Based Analysis Of The Use Of Radium-223 For Bone-Metastatic Castration-Resistant Prostate Cancer In Ontario, And Of Factors Associated With Treatment Completion And Outcome</p>
... Radium-223 (Ra223) is the fi rst, and thus far only, alpha-emitting radiopharmaceutical approved for the treat- ment of bone metastases in men with mCRPC. 4 Due to the high linear energy transfer of alpha particles, ... See full document
13
Estimation Approach to Ratio of Two Inventory Population Means in Stratified Random Sampling
... the population parameters of stratified inventory items for characteristics under study is not homogeneous, vide for example Cochran (1940, ...whole population of inventory items is divided into relatively ... See full document
6
A NEW MODIFIED RATIO ESTIMATOR FOR ESTIMATION OF POPULATION MEAN WHEN MEDIAN OF THE AUXILIARY VARIABLE IS KNOWN
... study variable by using the known population parameters of the auxiliary variable, which are positively correlated with that of study ...the population median of the auxiliary ... See full document
9
Determining Coefficient of Discharge and Coefficient of Roughness for Short Grass Bed and Concrete Bed
... Nowadays, roughness characteristics in an open channel were widely used in designing such as canals, sewer, dams and more. Dam design, irrigation and drainage network planning, flood simulation, sediment transport, urban ... See full document
11
<p>Population Pharmacokinetic Modeling Of On-Demand And Surgical Use Of Nonacog Beta Pegol (N9-GP) And rFIXFc Based Upon The paradigm 7 Comparative Pharmacokinetic Study</p>
... explored population PK differences between N9-GP and pdFIX/rFIX based upon paradigm 1 ...uses population PK models based upon the paradigm 7 ...A population PK model developed from single-dose PK pro ... See full document
8
An Alternative Ratio-Cum-Product Estimator of Finite Population Mean Using Coefficient of Kurtosis of Two Auxiliary Variates in Two-Phase Sampling
... finite population mean in double sampling when coefficient of variation and coefficient of kurtosis of auxiliary variable are ... See full document
10
ON ESTIMATION OF POULATION MEAN USING INFORMATION ON AUXILIARY ATTRIBUTE
... 1. Abd-Elfattah, A.M. El-Sherpieny, E.A. Mohamed, S.M. Abdou, O.F. (2010). Improvement in estimating the population mean in simple random sampling using information on auxiliary attribute. Applied ... See full document
9
Estimation of genetic variation of traits and physical properties of seeds for grass pea mutants (Lathyrus sativus L.)
... results obtained. The mean value of seed thickness for mutants of the Krab cultivar was from 4.2 to 5.5 mm, while that for the initial cultivar was 5.3 mm (Table 4). Corresponding values for the Derek cultivar and its ... See full document
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