نتایج جستجو برای: stage randomized sampling method based on cochran
تعداد نتایج: 9988966 فیلتر نتایج به سال:
in the new age, in regard to human success in education in the globalizing world, one can consider english proficiency and individual differences as two important issues. in efl settings, reading skill plays an important role in education. it seems that using multiple intelligences theory in efl classes which values individual differences by tapping different intelligences, can be rewarding. as...
abstract although music possesses some kind of power and using it has been welcome by many students in language classrooms, it seems that they take a non-serious image of the lesson while listening to songs and they may think that it is a matter of fun. the main objective of the present study was to investigate whether learning a foreign language through musical texts (songs) can have an impac...
this study was conducted to investigate the effect of favorite-text on iranian intermediate efl learners’ vocabulary development. sixty learners from nour-al-mahdi english institute participated in the present study. having been homogenized by oxford placement test (opt), they were randomly assigned into two groups of 30, control and experimental. then both groups sat for a pre-test which was a...
the aim of this study is to investigate the role of security in social deviations among women of babol city. descriptive survey research method was used and the unit of analysis is 15-29 year old women that 284 women are selected on the basis of cochran formula and using multi-stage random cluster sampling. the results show that there is a weak significant relationship between the independent v...
magnetic resonance imaging (mri) is a notable medical imaging technique that makes of phenomenon of nuclear magnetic resonance. because of the resolution and the technology being harmless, mri has considered as the most desirable imaging technique in clinical applications. the visual quality of mri plays an important role in accuracy of medical delineations that can be seriously degraded by exi...
In this research, a new control policy for the acceptance sampling problem is introduced. Decision is made based on the number of defectives items in an inspected batch. The objective of the model is to find a constant control level that minimizes the total costs, including the cost of rejecting the batch, the cost of inspection and the cost of defective items. The optimization is performed by...
Purpose: The purpose of this study was to examine the mediation of self-assertion in the relationship between family function and addiction tendency in a sample of second grade high school students in Sanandaj. Method: The present study is a descriptive and path analysis method. Based on the knowledge of secondary school boy students in Sanandaj and based on the Cochran formula, 366 students we...
the aim of the present research was to study the impact of organizational culture on entrepreneurial orientation given the mediating role of knowledge management. the statistical population consisted of the employees of district 1 and 2 municipalities of qazvin who were about 200 in number, of whom 130 people were selected based on stratified random sampling method and cochran formula. data ana...
Minimization of a stochastic cost function is commonly used for approximate sampling in high-dimensional Bayesian inverse problems with Gaussian prior distributions and multimodal posterior distributions. The density the samples generated by minimization not desired target density, unless observation operator linear, but distribution useful as proposal importance or Markov chain Monte Carlo met...
In the modern age, businesses are growing and expanding intensely because of emerging new technologies and their availability. The purpose of this study was to identify the factors affecting the expansion of home-based business in telegram and Instagram. The research method is quantitative and based on a researcher-made questionnaire. The statistical population of this research includes home bu...
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