نتایج جستجو برای: point biserial correlation and independent sample t
تعداد نتایج: 17074597 فیلتر نتایج به سال:
abtalkh formation is a part of late cretaceous sedimentary unit in the kopet- dagh basin, ne iran. this study deals with the study of this formation in the eastern parts of the basin in padeha village. it thickness is about 991m, and lithologically consists of grey, greyish to blue shale and marl. the lower contact with abderaz formation is conformable and transitional, but the upper boundary w...
background critical thinking is one of the most important concepts in the field of education. despite studies published on nursing students’ critical thinking skills (cts), some suggest that there is not enough evidence supporting the relationship between content of nursing education programs and nursing students’ cts. conclusions the students were low skilled in critical thinking and their cts...
monumental changes occurring on a daily basis have altered the world into a global village of expanding technology and shrinking geography in which preparing language learners for intercultural communication seems to be a sine qua non for modern language education. employing a cross-sectional design in its first phase, this study investigated the intercultural sensitivity and language proficien...
tourism , today as one of the ways to make money, create jobs , and social and political interactions is considered. this paper aims to examine the strengths and weaknesses of tourism development in mahmoud abad ( mazandaran ). the research method in this study is " descriptive - analytical " and to collection of data used field methods such as questionnaires and documentation - library. the sa...
Abstract Aim Successful treatment of prosthetic joint infection (PJI) involves surgical interventions and identification infecting organisms to enable targeted antimicrobial therapy. Current PHE guidelines recommend 3–5 intra-operative samples be taken using separate instruments for each, swabs are discouraged. We audited the revision arthroplasty practice at Barking, Havering, Redbridge Univer...
objectives: this study compared the effects of individual and group training on general health and stress of parents of children with autism spectrum disorders. methods: a sample of 75 parents of children referring to autistic children foundation (including 50 parents in two experimental groups and 25 parents in control group) was taken into account. sample parents were selected through accessi...
within communicative, interactive, and learner-centered framework of language teaching and learning, students need to learn four skills of listening, speaking, reading, and writing for their educational success. but of all the language skills, reading enjoys a paramount significance in so many second or foreign language academic contexts. in spite of its importance, language learners still have...
sun protection devices, sun protection scores (SPUS and SPAS) were created. Points were given for subjects’ responses regarding usage of sunscreen, sunglasses, hats/headgear, or shade structures. Sporadic use received 0 points, occasional use received 1 point, and routine use received 2 points. For statistical analysis, independent sample t-tests assuming unequal variance and χ tests were used ...
Introduction: Hypodontia is one of the most common developmental anomalies. This study aimed to evaluate the variations of radiographic dental development in a group of Iranian children with dental agenesis. Materials and Methods: This study evaluated 1230 Orthopantomographs (OPGs) for agenesis of permanent teeth obtained from the patients aged between 8 and 18 years. Then the difference betwe...
The technique of stepwise multiple regression is applied to 45 days of data in establishing functional relations between the heights of the 500-mb. surface and TIROS I V long-wave radiation data during the period March to June, 1962. Twenty-six points were selected for height specification in the general area.of the eastern Pacific and the North American Continent. Sixty points were selected as...
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