نتایج جستجو برای: experimental design with pre

تعداد نتایج: 9842189  

2016
Luiz Gustavo Dias Lopes Tarcísio Gonçalves de Brito Anderson Paulo de Paiva Rogério Santana Peruchi Pedro Paulo Balestrassi

In this Data in Brief paper, a central composite experimental design was planned to collect the surface roughness of an end milling operation of AISI 1045 steel. The surface roughness values are supposed to suffer some kind of variation due to the action of several factors. The main objective here was to present a multivariate experimental design and data collection including control factors, n...

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ژورنال: مجله دانشگاه علوم پزشکی خراسان شمالی 2019
Bakhshi Pour, Abolfazl , Isazadegan, Ali , Mikaeli, Farzaneh ,

Introduction: Training based on emotional regulation and social skills strategies is one of the most important factors in the desirable growth of the personality of delinquent adolescents. The present study aims to compare the education based on emotional regulation strategies with social correlational education in reducing the aggression symptoms in delinquent adolescents. North Khorasan and R...

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ژورنال: رویش روانشناسی 2020
Hafezi, Narges, Hamidi, Farideh, Nasri, Sadegh,

The purpose of the present study was to determine the effectiveness of psychodrama treatment on social anxiety of migrant adolescent girls. The research design was quasi-experimental with pre-test /post-test with control group. The statistical population consisted of all Afghan female students in two public schools in District 12 who were educated in the year 2018-19. 28 subjects were selected ...

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Journal: :iranian journal of hydrogen & fuel cell 2014
najmeh hoshyar abdullah irankhah

nanocrystalline ceria has been considered as support for carbon monoxide preferentially oxidation. in this study ceria was prepared by precipitation method and the effects of preparation conditions, such as ph of solution (8-10), aging time (1-12 hr), drying temperature (80-120 °c), calcination time (2-6 hr) and temperature (400-600 °c) were investigated on ceria synthesized powders properties....

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Journal: Addiction and Health 2018
Ali Bahramnejad, Ghodratollah Rajabizadeh Marjan Rabani-Bavojdan Mehdi Shafiei-Bafti Mozhgan Rabani-Bavojdan Nahid Kaviani, Zohreh Ghaffari

Background: The aim of this study was to investigate the effectiveness of the harm reduction group therapy based on Bandura's self-efficacy theory on risky behaviors of sex workers in Kerman, Iran.Methods: A quasi-experimental two-group design (a random selection with pre-test and post-test) was used. A risky behaviors questionnaire was used to collect. The sample was selected among sex workers...

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Journal: :iranian rehabilitation journal 0
shirin valizadeh central tehran branch, islamic azad university, tehran, iran.

objectives: the purpose of this study was to investigate the effectiveness of group anger management skills training on reducing aggression of mothers with adhd children's. methods: the research method was quasi experimental with pre-test and post-test design with a control group. population of the study was all of the mothers of children's with adhd that referred to counseling and ps...

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ژورنال: روانپزشکی و روانشناسی بالینی ایران 2023
heydarpour, saber, Heysieattalab, Soomaayeh, Mehdizadeh, Leila, Mirzaasgari, Zahra,

Aims: The present study was conducted with the aim of investigating the effects of repeated magnetic brain stimulation on cognitive functions of police personnel with post-traumatic stress disorder (PTSD). This research was applied and semi-experimental with a pre-test-post-test research design with a control group. Materials and Methods: The statistical population included Naja police officer...

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Journal: :international journal of foreign language teaching and research 0
belilew molla gebre assistant professor, dilla university, dilla

abstract the present study was carried out to investigate the effect of short stories on students’ reading comprehension, vocabulary power and attitude towards the skill and the new instructional materials. the participants of the study were 120 grade 9 students of dilla secondary and preparatory school. in order to gather data for the study, pre- and posttest of reading comprehension, pre and ...

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پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390
یوسف نجاتی یده, محمد رضا قاسمی,

seismic retrofit strategies have been developed in the past few decades following the introduction of new seismic provisions and the availability of advanced materials and methods. it can be observed that new approaches to deal with more lateral forces are more innovative and more energy absorbent. in line with this, there is a growing trend toward the use of steel shear walls as a system with ...

15 صفحه اول
Journal: :The Journal of chemical physics 2014
Arijit K De Daniele Monahan Jahan M Dawlaty Graham R Fleming

We present a novel experimental scheme for two-dimensional fluorescence-detected coherent spectroscopy (2D-FDCS) using a non-collinear beam geometry with the aid of "confocal imaging" of dynamic (population) grating and 27-step phase-cycling to extract the signal. This arrangement obviates the need for distinct experimental designs for previously developed transmission detected non-collinear tw...

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