One of the most important issues in development trend for any country is having high mental health among the youth, so the study of students' mental health as an important group in every country is so necessary. The main aim of this research is the study of mental health among Shiraz University students as a sample group. With selecting Maslow and psychological modernization as theoretical fra...

BACKGROUND Nonrandom sampling of populations in developing nations has limitations and can inaccurately estimate health phenomena, especially among hard-to-reach populations such as rural residents. However, random sampling of rural populations in developing nations can be challenged by incomplete enumeration of the base population. METHODS We describe a stratified random sampling method usin...

OBJECTIVE Analyzing the IQ and associated factors in school children aged 6 to 8 years old from the northeastern and northwestern districts of Medellin, Colombia. MATERIALS AND METHODS Simple, random, stratified sampling was carried out according to grade, level and commune; the sample consisted of 423 male and female children. The Wechsler intelligence scale (WISCIV) was used for evaluating ...

Studnicki M., Mądry W., Schmidt J. (2013): Comparing the efficiency of sampling strategies to establish a representative in the phenotypic-based genetic diversity core collection of orchardgrass (Dactylis glomerata L.). Czech J. Genet. Plant Breed., 49: 36–47. Establishing a core collection that represents the genetic diversity of the entire collection with a minimum loss of its original divers...

Data collection mechanism is a crucial factor for the performance of intrusion detection system (IDS). Simple random sampling and Stratified random sampling techniques of statistics are introduced to the procedure of data collection for IDS, and formulas used to calculate the sample size of packets based on these sampling techniques are presented. The implementation of packets sampling is provi...

BACKGROUND Children living in socioeconomic disadvantage are at risk of poor mental health outcomes. In order to focus and evaluate population health programs to facilitate children's resilience, it is important to accurately assess baseline levels of functioning. With this end in mind, the aim of this study was to test the utility of 1) a voluntary random sampling method and 2) quantitative me...

This study aims to analyse: (1) The effect of self-confidence on learning motivation; (2) adversity quotient and (3) self-regulated motivation in economics subject for Class XI Social Sciences at Public High School 2 Purbalingga the 2022 / 2023 academic year. population this were all students Sampling used a proportionate stratified random sampling technique 144 respondents. data analysis was m...