Citizen scientist programs are a means to efficiently conduct large-scale surveys of ecosystems or managed species, provided that concerns over the quality and use of data generated by nonexperts can be addressed. This study presents actions taken in a citizen science program to assure data quality and demonstrates the validity of citizen-generated data. In this case the accuracy of data collec...

Math achievement and engagement declines in secondary education; therefore, educators are faced with the challenge of engaging students to avoid school failure. Within self-determination theory, we address the need to assess comprehensively student perceptions of teaching quality that predict engagement and achievement. In study one we tested, in a sample of 548 high school students, a prelimin...

Validity is the extent to which the inferences drawn from scores on a test or assessment can be justified empirically and theoretically. Establishing the validity of an assessment can be seen as an ongoing process of judgment, using different forms of evidence for substantiation. Traditionally validity has been defined within an evidential framework of three interrelated aspects: criterion, con...

Submitted: July 29, 2013; Accepted: November 2, 2013 Hummadi and AlObaidi I represents a model of the challenging mental health needs of children in conflict-affected, low-income countries. Long-term instability, violent conflict and wars undermine health and mental health status of people in Iraq, particularly children, who form half its population. Raising the level of knowledge and recogniti...

Background Maturity and its related sexual and mental changes are one of the most important events in the life of every individual. The purpose of this study was to determine the effect of puberty health education based on Health Belief Model on health behaviors and preventive among students boy first secondary school in Marivan city in 2015. Materials and Methods This research is an experiment...

Instructional technology can enhance the learning process for post secondary students. Colleges and universities have adopted computing initiatives that require every student to acquire their own portable computing device. Yet for such initiatives to improve students’ learning and teaching effectiveness, such technology-based initiatives must be accepted by students and faculty alike. In that r...

objectives: the prospective and retrospective memory questionnaire (prmq) developed by smith (2000) and consists of a series of questions about memory weakness that can be encountered anyone in everyday life. the self-reported questionnaire has 16 items that assessing of prospective and retrospective memory problems in everyday life and the aim of the present research was to examine the investi...

aim and background: there are no questionnaires to assess the psychosomatic complaints of university students in iran. the purpose of this study was to analyze the psychometric properties of takata and sakata's psychosomatic complaints scale among iranian university students. methods and materials: in this study, multistage cluster sampling was used to select 291 individuals from all male and f...