Probability Concepts in Primary School

Fundamental Concepts of Probability

Models are justified after-the-fact, by how well they explain and predict the measured real-world behavior of the phenomenon. Models can be either deterministic, in which case they attempt to provide perfect predictions of a phenomenon, or random (or stochastic), in which case they attempt to model phenomena which have an intrinsic unpredictable variability. Phenomena of the latter type are ref...

Some Concepts in Probability and Information Theory

Prevalence of skin diseases in primary school students in Ahwaz

Background: Determination of the prevalence of diseases is an important step in health programs. Objective: To determine the prevalence of skin diseases in primary school students in Ahwaz. Patients and Methods: This cross-sectional study was done in March and April 1995 (Esfand 1373, Farvardin 1374) in Ahwaz. 3000 male and 3000 female primary school students were examined for the presence of s...

Asthma awareness among primary school teachers in Zanjan in 2014

Background: Asthma is the most common chronic respiratory disease and a leading cause of school absenteeism. Awareness, attitude, and knowledge of asthma can play an effective role in controlling this disease and its consequences. Accordingly, this study aimed to determine the level of asthma awareness among primary school teachers in Zanjan. Methods: This descriptive cross-sectional study was...

THE PREVALENCE OF ADHD IN PRIMARY SCHOOL STUDENTS IN TEHRAN

 ABSTRACT Background: Attention Deficit Hyperactivity Disorder (ADHD) is characterized by a developmental disorder involving inappropriate poor attention span or age-inappropriate features of hyperactivity and impulsivity and/or both. Methods: In order to assess the prevalence of children with ADHD in Tehran, a sample of 2667 children including both boys & girls aged between 7-12 years were sel...