the purpose of this research was to study administrators’ job performance of agricultural secondary education centers in tehran province, from the viewpoint of teachers. this survey study was a descriptive-correlational research. the statistical population of this study included teachers of agricultural secondary education centers of tehran province (n=91) which 46 members were selected using p...

the main purpose of this study was to identify and analyze the mechanisms of small and medium enterprises (smes) development in qazvin province. the study is an applied quantitative research. the data was collected using a descriptive-survey method. the statistical population of the study consisted of managers in charge of smes in qazvin province.  93 people were selected as the sample by using...

This paper proposes a new hybrid multiattribute decision making (MADM) model which deals with the interactions that usually exist between hostel attributes in the process of measuring the students’ satisfaction towards a set of hostels and identifying the optimal strategies for enhancing their satisfaction. The model uses systematic random stratified sampling approach for data collection purpos...

a number of 1810 members of the water user associations (wuas) of jarghouyeh district consisted the statistical population of the study, out of which 150 farmers were selected as sample using proportionate stratified random sampling technique. a questionnaire was developed for gathering the data and information. content validity and cronbach alpha proved both the validity and reliability of the...

Analyzing data sets of billions of records has now become a regular task in many companies and institutions. In the statistical analysis of those massive data sets, sampling generally plays a very important role. In this work, we describe a scalable simple random sampling algorithm, named ScaSRS, which uses probabilistic thresholds to decide on the fly whether to accept, reject, or wait-list an...

Penelitian ini bertujuan untuk mengetahui apakah terdapat hubungan antara dukungan sosial dengan penyesuaian diri remaja yang tinggal di pondok pesantren X. Metode penelitian metode kuantitatif jumlah populasi terdiri dari 113 santri. Dalam hal peneliti menggunakan teknik sampling Proportionate Stratified Random Sampling perhitungan rumus slovin sehingga berjumlah 113. Teknik analisis data kore...