نتایج جستجو برای: researcher for validity
تعداد نتایج: 10384930 فیلتر نتایج به سال:
background: self medication is one of the commonest actions in the world. the purpose of this study was to determine the knowledge, attitude and practice of students in universities of isfahan toward self medication. materials and methods: in this descriptive, analytical, cross-sectional study, 600 students of universities in isfahan were selected. since there are 3 public universities in isfah...
Introduction: According to the effectiveness and low cost of prevention, ergonomic assessment methods as a means to predict the potential occurrence of injury are being used. The aim of the present research was the assessment of validity and reliability of researcher-made ergonomic assessment test for freestyle wrestling skills. Methods: In this research, according to the jobs ergonomic eval...
The practical advantages of Bayesian inference are demonstrated through two concrete examples. In the first example, we wish to learn about a criminal’s IQ: a problem of parameter estimation. In the second example, we wish to quantify support in favor of a null hypothesis, and track this support as the data accumulate: a problem of hypothesis testing. The Bayesian framework unifies both problem...
the present study was conducted to investigate the role of summary in teaching grammar process on pre-university students. to this end, 48 male pre-university students in semnan were participants. they were math class that we called experimental group and science class as control group. in order to make sure there was no significant difference in proficiency level of two groups. a pre-test wa...
Background and Objectives: Quality of work life is one of the most important factors in promotion of teachers and having them continue their jobs. This study aimed at designing and evaluating a questionnaire for teachers’ work life quality. Methods: In this research, a sequential exploratory approach (instrument editing model) was used and in the qualitative stage, a semi-structured interview...
having conducted the experiment and analysed the data, the researcher computed the groups mean scores and variances for the test relating to the research question. as the final atep, a t-test was conodonted for the hypothesis. as noted earlier, the significance level was determined at .05 and .01 respectively. the observed t-value was higher than the critical t-value at. 5 and .01 levels. conse...
efl/esl textbooks have been regarded as essential language teaching materials with which the learners spend about 70 up to 90 percent of their class time. the important role they play and their vast use make them not only influential in learning the language but also in shaping values and attitudes. put it another way, textbooks socialize learners using their contents (i.e. texts, illustrations...
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