Statistics is a broad mathematical discipline dealing with techniques for the collection, analysis, interpretation, and presentation of numerical data. Data are information used for reasoning, discussion, or calculation; data are the foundation of modern scientific inference. Data may be obtained by a formal sampling procedure, by recording responses to experimental conditions, or by observing ...

In this paper a weighted version of Adya distribution which includes has been suggested for modeling lifetime data. The natures descriptive statistics including coefficients variation, skewness, kurtosis, and index dispersion have studied. reliability measures hazard rate function, reversed mean residual life function stochastic ordering Method maximum likelihood estimation discussed estimating...

the aim of this study was investigation of effect organizational justice on the psychological capital by social capital (survey of department of youth and sport of esfahan province). this research was descriptive correlation. the study population includes all the employees' offices youth and sports of isfahan province that thire number was equal to 405 people. according to specified target...

This paper deals with the existence of a common European growth cycle and its identification. Based on the analysis of some descriptive statistics in the time and frequency domain there is clear evidence of comovement in output growth among European countries. Univariate Markov switching autoregressions (MS-AR) are used for individual countries in order to detect changes in the mean growth rate...