نتایج جستجو برای: sample and independent t

تعداد نتایج: 17003491  

Journal: :Pamomong 2023

This study aims to determine the effectiveness of group counseling using relaxation technique reading Qur'an reduce stress academic students. stress. type research is quantitative research. The method used quasi-experimental, nonquivalent control design. Data analysis independent sample t test. in this amounted 16 people, 8 people for experimental and group. collection was carried out scale. Ba...

2017
Drew FRALICK Julia Z. ZHENG Bokai Wang Xin M. TU Changyong FENG

In clinical research, comparisons of the results from experimental and control groups are often encountered. The two-sample t-test (also called independent samples t-test) and the paired t-test are probably the most widely used tests in statistics for the comparison of mean values between two samples. However, confusion exists with regard to the use of the two test methods, resulting in their i...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1393

چکیده مقدمه: در ناحیه دهان و فک و صورت عوامل گوناگونی از جمله تروما و پاتولوژی ها می توانند منجر به از دست رفتن بافت های موضع شوند. در این موارد ممکن است نیاز به بازسازی نواقص ایجاد شده در کف دهان، زبان، کام، استخوان آلوئولار و یا نواحی از اوروفارنکس باشد که برای این منظور از روش های مختلفی می توان استفاده نمود. یکی از شایعترین روش های بازسازی استفاده از انواع فلپ های عضلانی- مخاطی مانند فلپ ه...

Journal: :تحقیقات علوم رفتاری 0
افروز افشاری مهناز مهرابی زاده هنرمند afrooz afshari mahnaz mehrabizaheh honarmand

aim and background: alexithymia is a psychological construct that is prevalent in a wide range of psychiatric and medical disorders. because of its importance in mental and physical health, many surveys today assess the different aspects of alexithymia in clinical and nonclinical populations. the aim of the present study was to investigate the prevalence of alexithymia and compare male and fema...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1390

learning a second or foreign language requires the manipulation of four main skills, namely, listening, reading, speaking, and writing which lead to effective communication. it is obvious that vocabulary is an indispensible part of any communication, so without a vocabulary, no meaningful communication can take place and meaningful communication relies heavily on vocabulary. one fundamental fac...

Journal: :Public health nutrition 2015
Robert P Hamlin Lisa S McNeill Vanessa Moore

OBJECTIVE The present research was an experimental test that aimed to quantify the impact of two dominant front-of-pack (FOP) nutritional label formats on consumer evaluations of food products that carried them. The two FOP label types tested were the traffic light label and the Percentage Daily Intake. DESIGN A 4×5 partially replicated Latin square design was used that allowed the impact of ...

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