نتایج جستجو برای: rank test and paired t
تعداد نتایج: 17033189 فیلتر نتایج به سال:
The purpose of this research is to find out the relationship between financial ratios in 2018-2021 timeframe. This study aims draw conclusions whether or not there evidence that Current Ratio and Net Profit Margin variables affect stock prices. In methods for data analysis were descriptive statistics, normality test, while mean difference test used was paired sample t-test Wilcoxon signed rank ...
As part of a prospective study of 476 total knee replacements (TKR), we evaluated the use of manipulation under anaesthesia in 47 knees. Manipulation was considered when intensive physiotherapy failed to increase flexion to more than 80 degrees. The mean time from arthroplasty to manipulation was 11.3 weeks (median 9, range 2 to 41). The mean active flexion before manipulation was 62 degrees (3...
Appropriate statistical analyses are an integral part of surgical research. The purpose of this work is to assist surgeons and clinicians with the interpretation of statistics by providing a general understanding of the basic concepts that lead to choosing an appropriate statistical test for common study designs. It is extremely important to understand the nature of the data before embarking on...
Background: Caries experience, oral hygiene status, and salivary sCD14 level are three essential factors to analyse individual dental caries development risk. Therefore, regular effective instruction (OHI) is for prevention. Objective: This study aims the differences in levels before after OHI. Methods: An observational with intervention was conducted on 40 samples of each group taken an accide...
This study aims to find out how the Moda, cost of renting a place, number hours worked, amount loss, and income Pon Market traders before after revitalization. The analytical tool used is different test, namely Paired T Test, Wilcoxom-signed Rank Test. results showed that there was no significant difference in capital revitalization, value Asymp Sig. (2-tailed) 0.104, place revitalization with ...
abstract objectives gradual increase length and complexity of utterance (gilcu) therapy method is a form of operant conditioning. this type of treatment is very precise and controlled that is done in 54 steps in 3 speech situations consisted of monologue, reading and conversation. this study aimed to examine the effects of gilcu treatment method on reduction of speech dysfluency of school-age...
in fact this study is concerned with the relationship between the variation in thematice structure and the comprehension of spoken language. so the study focused on the following questions: 1. is there any relationship between thematic structure and the comprehension of spoken language? 2. which of the themes would have greated thematic force and be easier for the subjects to comprehend? accord...
PURPOSE/OBJECTIVES To establish reliability and validity of two self-report questionnaires, the Lung Cancer Cough Questionnaire and the Lung Cancer Wheezing Questionnaire. DESIGN Prospective, exploratory pilot study. SETTING Clinical oncology settings in the southern United States. SAMPLE 31 adult women with lung cancer. METHODS Content validity of both questionnaires was assessed throu...
Forty five women and 10 men with coeliac disease diagnosed in adult life, who were already on a gluten free diet, had serial bone mineral density measurements at the lumbar spine and femoral neck over 12 months. Osteoporosis, defined as a bone mineral density (BMD) < or = 2 SD below the normal peak bone mass was found in 50% of male and 47% of female coeliac patients. Patients with a BMD < or =...
this study sought to examine the effect of cooperative game on iranian students achievements in english alphabet learning. cooperative games are games, in which players or teams work together towards a common goal without defeating someone. the methodology used in this study was experimental. the population of the study was 60 female students from the grade one in secondary school in tabriz, ir...
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