نتایج جستجو برای: sample ttest
تعداد نتایج: 407724 فیلتر نتایج به سال:
The present work attempts to find the gap between agreement level and adoption level of various supply chain management (SCM) practices in paint companies who are operating in India. An empirical study was carried out with paint companies. Paired samples ttest was used to find out the difference in agreement and adoption level of various SCM practices and multiple regression analysis was used t...
Since problematic internet use has long been a matter of public concern. The purpose of this study was to evaluate prevalence of internet addiction and its relation with depression and self esteem. This study is descriptive correlation, 408 students (258 males and 150 females) were chosen by multi step cluster sampling. The tools of measurement were the Young internet addiction, coopersmith sel...
The aim of this study was to find out whether or not using the learning cell method in teaching narrative text effective improve students’ reading comprehension achievement tenth-grade students Karya Ibu Senior High School Palembang. Thi applied pre-experiment method. population all tenth grade Palembang, Academic Year 2020/2021 with total number 120 and 30 were taken as sampl. In collecting ...
This study compares empirical type I error and power of different permutation techniques that can be used for partial correlation analysis involving three data vectors and for partial Mantel tests. The partial Mantel test is a form of first-order partial correlation analysis involving three distance matrices which is widely used in such fields as population genetics, ecology, anthropology, psyc...
The objective of this study was to compare transverse dimensions of the dental arches and alveolar arches in the canine, premolar and molar regions of Class I and Class II div 1 malocclusion groups. This cross sectional study was performed at Lahore medical and dental college, from January 2011 to November 2011, using measurements on dental casts of 30 Class I and Class II div 1 adult female su...
Background: To find out the influence of intermittent compression therapy using sphygmomanometer on pressure changes and walking ability on individuals affected with peripheral arterial diseases of lower limbs. Methods: Total thirty patients’ age 30 to 70 years post peripheral arterial diseases individuals included for study. These patients were randomly allocated to intervention group (n=15), ...
Writing is no longer an individual activity but an interactive process through which social abilities of the learners are reinforced. To promote interaction in the writing class, collaboration has been suggested to be advantageous. The present study aimed to examine the impact of practicing in pairs on the writing fluency of Iranian EFL learners. To this end, an OPT test was administered to fem...
Purpose: Dental shade guides are commonly used for color determination and should be disinfected and sterilized. The purpose of this study was to evaluate the color change of Vita 3D Master shade tabs after disinfection and sterilization. Material and methods: Overall, 98 samples (shade tabs) were randomly selected from 14 new, unused Vita 3D sets, including the following shades: 2M1, 3L1.5, 3M...
Objective: We developed two new methods to preserve lower esophageal sphincter (LES) function and the vagus nerve in performing total gastrectomy (TG) and partial cardiectomy (PC) for patients with early-stage gastric cancer. We used two methods compared to standard TG and evaluated outcomes using high-resolution manometry (HRM) to analyze esophageal function. Methods: We used HRM to evaluate 3...
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