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Trapezoidal fuzzy numbers have numerous advantages over triangular fuzzy numbers as they have more generalized form. In this paper, two sample statistical test of hypothesis for means in normal population with interval data is given. The decision rules whether to accept or reject the null...
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major limitations, such as the absence of poverty data, sampling bias due to incomplete telephone coverage in many … adopted to estimate poverty rates based on 10 to 15 simple questions collected via phone interviews, and where sampling … weights were adjusted to correct the sampling and nonresponse bias. This paper examines whether reweighting procedures and the …
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Survey statisticians have been dealing with the issues of nonresponse in sample surveys for many years. Due to the complex nature of the mechanism, so far it has not been easy to find a general solution to this problem. In this paper, several aspects of this topic will be elaborated on: the...
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This publication's aim is to celebrate the 100th issue of Statistics in Transition new series and the 30th anniversary of the launch of the journal. The book features several 'special issues' of Statistics in Transition new series focusing on specific topics of current research interest released...
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