"Difference-in-Difference Test"의 검색결과 입니다.

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테스트영어연습 david carter 방통대중간과제물 ANIMAL TESTING MUST 영작문1 it이력서 영작문2 PLLT

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"Difference-in-Difference Test" 검색결과 681-700 / 13,352건

자유학기제 적용에 따른 자기주도적 학습능력 및 행복도, 인성, 진로에 관한 인식 분석 (The Analysis on the Self- Directed Learning Ability, Happiness, Personality and Career according to the Implementation of Free Semester Program)

analysis, reliability analysis, t-test, correlation analysis were used.The results were as follows ... . First, there were statistically significant difference in self conception, autonomy, happiness ... ificant difference in intrinsic motivation, career according to according to implementation of free s

논문 | 13페이지 | 무료 | 등록일 2025.07.04 | 수정일 2025.07.05

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이압요법이 고혈압전단계 성인의 혈압과 스트레스 반응에 미치는 효과 (Effects of Auricular Acupressure on Blood Pressure and Stress Responses in Adults with Prehypertension)

(BP) and stress responses in adults with prehypertension. Methods: This single-blind, randomized ... variability (HRV). Collected data were analyzed using Fisher’s exact test, chi-square, Shapiro-Wilk normality ... test, paired t-test, independent t-test, Mann-Whitney U test, repeated measures ANOVA and Friedman

논문 | 12페이지 | 무료 | 등록일 2025.06.05 | 수정일 2025.06.09

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이동형 음압기를 적용한 긴급 전환형 임시음압격리병실의 실내 환경 측정 분석 (Measurement and Analysis of Indoor Environment in Emergency Switching Type Temporary Negative Pressure Isolation Ward that Use Portable Negative Pressure Units)

pressure difference were measured in non-occupant state. Dispersion tests were performed with gas and ... onducted in a medical facility. Air volume, wind speed and pressure difference were measured in non ... .5 Pa in normal situation. However, in the gas and particle dispersion tests, it was found that

논문 | 9페이지 | 무료 | 등록일 2025.06.20 | 수정일 2025.06.27

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큰줄납자루(Acheilognathus majusculus)와 줄납자루(Acheilognathus yamatsutae) 잡종의 초기생활사 특징 (Early Life History Characteristics of an Induced Hybrid Between Acheilognathus majusculus and Acheilognathus yamatsutae)

-3.43 mm in MY and total length 3.89- 4.22 mm in YM, which was larger in YM. The hybridization test ... This study was conducted to identify taxonomic differences in the characteristics of Acheilognathus ... difference of 13 h between the hybrids. The hatching rates of the cross-bred eggs were 30% for cross MY

논문 | 10페이지 | 무료 | 등록일 2025.07.01 | 수정일 2025.07.05

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기억 장애 환자에서 수면의 질과 인지기능과의 관련성 (Relationship of Sleep Quality and Cognitive Function in Patients with Mild Cognitive Impairment and Subjective Memory Impairment)

in patients with subjective memory impairment (SMI), a self-perceived cognitive decline without ... of the Pittsburgh Sleep Quality Index (PSQI-K), a standardized battery of neuropsychological tests ... leepers (GS) or poor sleepers (PS). Results: There was no difference in the proportion of GS and PS

논문 | 8페이지 | 무료 | 등록일 2025.07.04 | 수정일 2025.07.10

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이중 지대주에서 티타늄 링크 높이가 지르코니아 지대주와의 유지력에 주는 영향 (Effect of height of titanium link on the retention of zirconia abutment in the titaniumzirconia bicomponent abutments)

200). Specimens were stored in deionized water (37°C) for 24 hours until testing. Pull-off test was ... ). Specimens were stored in deionized water (37°C) for 24 hours until testing. Pull-off test was ... retention force between titanium link and zirconia abutment in the Ti-Zr bicomponent abutment system

논문 | 12페이지 | 무료 | 등록일 2025.06.30 | 수정일 2025.07.05

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어플리케이션 기반 생물 관찰 기록 학습이 초등학생들의 과학 관련 태도에 미치는 영향 (Analyses of Changes in Elementary School Students’ Science-Related Attitudes through App-Based Learning of Observing and Recording Living Things)

difference in score of science-related attitudes. But, there was statistically significant ... difference in science-related attitudes according to ‘preferred science subjects’ and ‘whether individual ... the paired t-test of science-related attitudes, a statistically significant difference between the

논문 | 16페이지 | 무료 | 등록일 2025.05.25 | 수정일 2025.05.27

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NaCl과 NaBr수용액에서 적층가공으로 제조된 Ti-6Al-4V 합금의 공식 저항성 비교 (Comparing Resistances to Pitting Corrosion of Additive Manufactured Ti-6Al-4V Alloys in NaCl and NaBr Aqueous Solutions)

coefficient of Br-. In addition,micro-electrochemical test results showed that the pitting corrosion ... coefficient of Br-. In addition,micro-electrochemical test results showed that the pitting c ... Resistances to pitting corrosion of additive manufactured (AM) Ti-6Al-4V alloys in 0.6 M NaBr and 0

논문 | 7페이지 | 무료 | 등록일 2025.06.06 | 수정일 2025.06.09

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원예치료 프로그램이 지적장애인의 손 기능과 정서행동에 미치는 영향 (Effect of Horticultural Therapy Program on Hand Function and Emotional Behavior of the Intellectual Challenged People)

function and emotional behavior of intellectual challenged people in a facility. Thirty-eight sessions were ... tapping of hand showed a significant difference at the level P ... , absence of reality in emotional behavior showed a significant difference. In consider, this study found

논문 | 6페이지 | 무료 | 등록일 2025.05.27 | 수정일 2025.06.04

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프로톤 펌프 억제제 종류에 따른 비궤양성 소화불량증 환자와 소화성 궤양 환자의 Helicobacter pylori 제균율 비교 (Comparison of Helicobacter pylori Eradication Rate in Patients with Non-ulcer Dyspepsia and Peptic Ulcer Diseases according to Proton Pump Inhibitors)

patients with peptic ulcer diseases (PUD). The aim of this study was to evaluate any difference in H ... , lansoprazole, rabeprazole), clarithromycin and amoxicillin. The follow-up H. pylori test was ... performed 4 weeks after the completion of therapy. Results: There was no significant difference in the

논문 | 6페이지 | 무료 | 등록일 2025.06.19 | 수정일 2025.06.27

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도포법 및 침전법을 이용한 지르코니아의 색조 재현성 비교 연구 (Comparative study of color reproducibility of zirconia using a dipping method and coating method)

dipping method using a colour liquid.Methods: Two groups of square-shaped specimens (10 10 in ... differences were calculated using the equation E* = {(L*)2+( a*)2+( b*)2}1/2. Non-parametric s ... tatistical methods, the Mann-Whitney test, and the Kruskal-Wallis test were used to analyze the data

논문 | 8페이지 | 무료 | 등록일 2025.07.12 | 수정일 2025.07.19

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한국인 영어 학습자의 영어 발음평가 DB 구축을 위한 한국인 평가자 연구 (A Study on Usability of Korean Evaluator in Developing a Database for the Assesment of English Pronunciation Spoken by Korean Learners of English)

that both can be used in testing the performance of the automatic system measuring the accuracy of non ... In this paper, we investigated the difference between Korean and English evaluators in marking the ... pronunciation of the non-native speech spoken by Korean learners of English. In order to develop an

논문 | 18페이지 | 무료 | 등록일 2025.06.21 | 수정일 2025.06.27

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Association Between the Language Development and Behavioral-Emotional Problems in Children With Ankyloglossia (Association Between the Language Development and Behavioral-Emotional Problems in Children With Ankyloglossia)

Preschool Receptive-Expressive LanguageScale (PRES). The difference in the degree of behavioral ... Questionnaire test. Moreover,changes in articulation, language development, and behavioral-emotional ... LanguageScale (PRES). The difference in the degree of behavioral-emotional development between thetwo

논문 | 7페이지 | 무료 | 등록일 2025.05.23 | 수정일 2025.05.26

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암석 시편의 충격반향(공진주) 시험에 관한 고찰 (Investigation on Impact-echo Testing Method for RockSpecimens)

the experimental set-up and procedure of the test for rock specimens. In addition, the test results ... 에 비해 0.07 이상 높은 값이 측정되었다. 또한 풍화도가 높거나 절리가 발달한 암석일수록 감쇠비가 증가하는 현상을 관찰하였다. Impact-echo test is a non ... of domestic rocks collected in 5 different areas, a cement mortar and aluminium alloy are presented

논문 | 7페이지 | 무료 | 등록일 2025.06.30 | 수정일 2025.07.05

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시설보호아동의 역할모델에 따른 학교적응 및 미래관의 차이 (School Adjustment and Future Time Perspectives of Children in Institutional Care According to Their Role Models)

The purpose of this study was to analyze the difference in school adjustment and future time ... . Data were analyzed using various statistical methods such as frequency analysis, chi-square test, t ... -test, one-way ANOVA, and one-way ANCOVA. The main findings of this study were as follows. First

논문 | 15페이지 | 무료 | 등록일 2025.06.20 | 수정일 2025.06.27

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고 위험약물의 투약확인을 위한 스마트 폰 어플리케이션의 개발 및 효과 (Development and Effectiveness of Smartphone Application for the Medication Confirmation of High-alert Medications)

group reported a greater difference between pretest and post-test in ‘certainty of medication knowledge ... treatment group reported a greater difference between pretest and post-test in ‘certainty of medication ... participants, and a paired t-test for effectiveness in each group with the SPSS 18.0. Results: Stability of

논문 | 13페이지 | 무료 | 등록일 2025.05.25 | 수정일 2025.05.27

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Vsim (Surgical Scenario) Lloyd Bennett 테스트 정답 개시, 5-6단계 서술형 답안O, 시나리오 순서

Benett.- 활력징후, 통증 사정, 드레싱부위 관찰, Full blood count 확인, IV site 사정2.Document Lloyd Bennett’s allergies in ... 해서-환자의 혈액과 소변을 채취한다.-→어떤 수혈 부작용인지 알아보기 위해서5.What key elements would you include in the handover ... Vsim for nursing(Surgical Scenario)Lloyd Bennett시나리오 100% 달성을 위한 절차시나리오 한글 설명Pre test 정답Post test

리포트 | 10페이지 | 2,500원 | 등록일 2020.11.20 | 수정일 2020.11.24

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자세에 따른 폐기능의 변화와 기립자세에서의 복횡근의 수축이 노력성 폐기능에 미치는 영향 (The Effect of the Forced Pulmonary Function of young female, by Changes in Lung function Related to Postures and by Transverse Abdominis Activation in Standing Position)

Master-screen Body (VIASYS Inc., CA, 미국). To check the changes in lung function with different ... expiration. Statistical analysis was used Independent t-test to know difference between forced ... expiration. Statistical analysis was used Independent t-test to know difference between forced inspiration

논문 | 8페이지 | 무료 | 등록일 2025.07.17 | 수정일 2025.07.20

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대학 영재원 영재선발시험의 단계별 연관성에 관한 연구: 창의성의 일반 영역적 관점과 특수 영역적 관점에서 (Analysing a Selective Examination for the Gifted and Talented : on the basis of domain-general and specific viewpoint of creativity in a college gifted center)

evaluates a different area and in particular, with the result that the first and second test had a low or ... third test evaluates a different area and in particular, with the result that the first and second ... entral region of South Korea. This test consisted of three sections which are giftedness in the first

논문 | 8페이지 | 무료 | 등록일 2025.06.12 | 수정일 2025.06.17

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경피적 관상동맥 중재술을 받은 환자의 금연교육이 흡연에 미치는 효과 (Effects of Smoking Cessation Education for Patients with Percutaneous Coronary Intervention)

independent t-test, x2 test, repeated measures ANOVA.Results: There were significant differences between ... the two groups in terms of knowledge and attitude. The significance was absent for the testing two ... hange in significance in the different time periods. The purpose of this study was to investigate the

논문 | 10페이지 | 무료 | 등록일 2025.05.28 | 수정일 2025.06.04

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