Przeglądaj Acta Universitatis Lodziensis. Folia Oeconomica nr 302(3)/2014 według tytułu
Wyświetlanie pozycji 8-27 z 27
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Julian Perkal – pioneer of new statistical methods in science
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)The article describes the life and scientific achievments of Julian Perkal. -
THE MEASUREMENT OF THE ECONOMIC DISTANCE ON THE BASIS OF SYMBOLIC DATA
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)The economic distance defines a dissimilarity level between objects functioning in the economic space. It is one of the most important issues of spatial econometrics. However its measurement is difficult due to the definition, ... -
Memories of Professor Ryszard Zieliński
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)The article presents memories of Ryszard Zieliński. -
Memories of Professor Witold Klonecki
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)The article presents memories of Witold Klonecki. -
THE METHODS OF FORECASTING OF CHANGES OF MUNICIPAL WASTE PRODUCTION IN CASE OF CITIES
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)Waste management is currently one of the most important problems of the functioning of densely populated areas, important in the case of cities. The main problem of waste management is to break a simple correlation between ... -
ON GENERATING MULTIVARIATE SAMPLES WITH ARCHIMEDEAN COPULAS
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)Archimedean copulas are one of the most known classes of copulas. They allow modeling the dependencies between variables with small number of parameters. This paper presents a method designated to generate multivariate ... -
ON NONRESPONSE CAUSALITY TESTING IN ROTATING PANEL DESIGNS UNDER THE COX MODEL
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)High survey nonresponse in unemployment duration studies may have a strong effect on inference if exit from unemployment affects the chance of nonresponse (nonresponse causality). In rotational studies large part of the ... -
ON THE BOOTSTRAP METHOD OF ESTIMATION OF RESPONSE SURFACE FUNCTION
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)Nowadays, in many fields of science it is necessary to carry out miscellaneous analyses using classical statistical methods, which usually have correct assumptions. These assumptions in the research realities cannot always ... -
ON THE METHOD OF COMPARING STRUCTURES BASED ON THE DATA IN THE CONTINGENCY TABLES
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)Comparison of populations is one of the most important problems in statistics. The most common comparisons apply to two populations, but comparisons of k populations, where k 2 are also carried out. Parametric methods ... -
ON THE RESAMPLING METHOD IN SAMPLE MEDIAN ESTIMATION
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)Bootstrap is one of the resampling statistical methods. This method was proposed by B. Efron. The main idea of bootstrap is to treat the original sample of values as a stand-in for the population and to resample with ... -
ON THE SELECTED METHODS FOR EVALUATING CLASSIFICATION MODELS
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)Traditional measures for assessing the performance of classification models for binary outcomes are the ROC curve and the area under the ROC curve (AUC).Reclassification tables (Cook, 2008), net reclassification improvement ... -
A PRACTICAL AND SIMPLE MANNER OF EVALUATION OF THE EFFICACY OF IMPROVEMENT METHOD CASE IN CASE OF UNFAVOURABLE ECONOMIC SITUATIONS ON THE BASIS OF FUZZY SET THEORY
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)In the paper there is proposed a simple mathematical model following on from the considerations included in the theoretical papers concerning the evaluation of medical and other therapies on the ground of fuzzy sets based ... -
PROFESSORS: KAZIMIERZ ZAJĄC ORAZ ANDRZEJ IWASIEWICZ – KRAKOW’S EMINENT STATISTICIANS
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)The article presents memories of Kazimierz Zając and Andrzej Iwasiewicz. -
PROPERTIES OF SELECTED SIGNIFICANCE TESTS FOR EXTREME VALUE INDEX
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)The paper presents two tests verifying the hypothesis about the shape parameter of the generalized distribution of maximum statistic. It is called the extreme value index. The inverse of the positive index is called the ... -
REGULAR D-OPTIMAL SPRING BALANCE WEIGHING DESIGNS: CONSTRUCTION
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)Spring balance weighing design there is the model of experiment in that the result of experiment we can present as linear combination of unknown measurements of objects with factors of this combination equal to zero or ... -
THE RELATIONSHIP BETWEEN JOB SEEKING DURATION AND THE TIME OF UNEMPLOYMENT BENEFIT. SEARCHING THEORY ON LABOUR MARKET
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)The aim of the article is to analyze the influence of time of unemployment benefit on the time of registered unemployment. In research were used a duration analysis methods (Kaplan-Meier estimator, Cox regression model). ... -
SPATIAL DISTRIBUTION OF WILLINGNESS TO PAY FOR HEALTH SERVICES OF HOUSEHOLDS IN POLAND
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)The purpose of this article is to demonstrate the spatial distribution of willingness to pay for health services of households in Poland, on the example of voluntary health insurance. With the ability to identify a household ... -
Tadeusz Czacki as a social statistician
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)The article presents the life and scientific achievments of Tadeusz Czacki. -
Using the Stable Distribution to Monitor a Process, which Distribution is Unknown
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)The control chart is a tool of statistical quality control, which is widely used in production. The fulfillment of its basic assumptions, guarantees flawless assessment of correctness of the monitored process. The purpose ... -
VERYFICATION OF LOCATION PROBLEM IN ECONOMIC RESEARCH
(Wydawnictwo Uniwersytetu Łódzkiego, 2014)In economic research very often the location problem in the single sample or estimation of the difference in two samples location is commonly tested by experimental economists. Usually the used tests are Wilcoxon test for ...