• Title/Summary/Keyword: 통계검증

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A Study on the Effect of Household Loans on Financial Soundness in Banks (주택담보대출이 국내은행의 재무건전성에 미치는 영향)

  • Huang, Zi Xin;Bae, Soo Hyun
    • The Journal of the Convergence on Culture Technology
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    • v.7 no.4
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    • pp.1-7
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    • 2021
  • The purpose of this study was to analyze the effect of household loan share on bank management soundness. The results of the empirical analysis are summarized as follows. First, as a result of estimating coefficient of the mortgage loan ratio shows a significant negative relationship with the BIS equity capital ratio of banks. In addition, it was found that the mortgage loan ratio had a significant positive (+) effect on Eunhae's BIS and equity capital ratio after the financial crisis. Second, as a result of the estimation coefficient of the mortgage ratio showed a significant positive (+) relationship with the NPL of the bank and below. In addition, it is estimated that the bank's secured loan ratio changed significantly before and after the financial crisis in the effect of banks' NPL and substandard-and-below loans. It is expected to make implication to financial policy and banking regulation and supervision. We believe that more efforts should be made to increase the soundness of household loans in preparation for risk factors that may arise from exogenous factors such as changes in the international financial environment and falling property prices.

Analysis of differences in perceptions between schools and companies on the utilization of Edutech (에듀테크 활용에 대한 학교와 기업의 인식차이 분석)

  • Gye, Bo-Kyong;Baek, Song-Yi;Koh, Eun Hyeon;Heo, Duyoung;Youn, Jae-hee
    • Journal of Digital Convergence
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    • v.20 no.5
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    • pp.1-10
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    • 2022
  • As the importance of ICT use in education grows, this study analyzes the differences and characteristics of perceptions of educational fields and industries on the use of Edutech, and proposes policy suggestions for revitalizing Edutech by deriving requirements. Accordingly, a survey was conducted on 201 teachers and 100 companies, and IPA analysis, Borich's needs, basic statistics, and t-test were conducted to find out the necessity and utilization of Edutech. As a result, they were highly aware of the need for the use of Edutech, and perceived that the support or accessibility for Edutech was insufficient. Accordingly, direct exchange between on-site teachers and companies from the product development stage to utilization and follow-up management, professional support for the introduction of Edutech, simplification of the purchase process and deregulation, customized support and training programs according to the characteristics of teachers are required. In the future, it is necessary to consider the changes in education that will occur after COVID-19 and establish appropriate product development and spread strategies.

Exploring the effect of Learning Motivation type on Immersion According to the Non-Face-To-Face Teaching Method in the Major Classes for Preschool Teachers at Christian Universities (기독교 대학의 예비유아교사 전공수업에서 비대면수업 방식에 따라 학습동기 유형이 몰입에 미치는 영향 탐색)

  • Lee, Eunchul
    • Journal of Christian Education in Korea
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    • v.69
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    • pp.139-162
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    • 2022
  • This study verified the effect of learning motivation on immersion by non-face-to-face class method. For this purpose, 101 college students majoring in early childhood education were selected as research subjects. The average age of the study subjects was 22.6 years old, and 51 students took non-real-time non-face-to-face classes, and 50 students took real-time non-face-to-face classes. The study measured the level of immersion and the type of learning motivation after the non-face-to-face class was finished. The measured data were analyzed using descriptive statistical analysis and multiple regression analysis. As a result, in the results for all students, the performance approach goal had the most influence on immersion, and the mastery goal orientation had the next effect. Performance avoidance orientation had no effect. For students in non-face-to-face classes, performance approach goal orientation had an effect on immersion, and for students in real-time non-face-to-face classes, mastery goal orientation had an effect. The implications that can be obtained from the results of this study are as follows. First, non-real-time non-face-to-face classes should cover basic knowledge and skills so that there are no mistakes and failures. Second, non-real-time non-face-to-face classes should allow tasks with appropriate difficulty to be performed with a deadline. Third, real-time non-face-to-face classes should lower the fear of mistakes and failures.

Influence of a Weight Loss Reality Show Watching on Viewer's Psychological Attitude and Viewing Effects - Focused on Chinese Show, <Wow! Nice Figure> (다이어트 리얼리티 프로그램 시청행위가 시청자의 심리와 시청 효과에 미치는 영향 - 중국 <오, 좋은 몸매;애아(哎呀), 호신재(好身材)>를 중심으로)

  • Huimin Zhou;Hye-Eun Lee
    • The Journal of the Institute of Internet, Broadcasting and Communication
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    • v.23 no.2
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    • pp.37-50
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    • 2023
  • This study aimed to examine the influence of a weight loss reality show watching on viewers' psychology and viewing effects by explicitly focusing on the Chinese TV show, Wow! Nice Figure (2019). Chinese women who had experience viewing Chinese TV show, Wow! Nice Figure and an experience of weight loss were the subject of the current study. The data collected from a total of 201 Chinese women were examined. Six variables; age, monthly income, occupation, education, BMI(Body Mass Index), and weight loss experience were included as control variables, and the data were analyzed with the use of SPSS 20.0. The results revealed that both simple and social viewing had been found to impact viewers' psychological attitudes positively. However, it was supported that simple and social viewing does not directly affect viewing satisfaction. Furthermore, the mediated effect of psychological variables within the relationship between simple viewing and viewing satisfaction and the relationship between social viewing and viewing satisfaction was investigated. From this study's results, the enhanced understanding of the impact of simple viewing, social viewing, and viewer's psychology on viewing satisfaction could be discussed.

A Study of Improvement on Estimation Methodology of Carbon Storage amount by Damaged Trees for Environmental Impact Assessment (환경영향평가 온실가스 항목 내 훼손수목의 탄소저장량 평가 개선을 위한 제언)

  • Heon Mo Jeong;Hae Ran Kim;Dukyeop Kim;Inyoung Jang;Sung-Ryong Kang
    • Korean Journal of Ecology and Environment
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    • v.55 no.4
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    • pp.330-340
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    • 2022
  • We deduced the proper estimation methodology for the amount of carbon sequestration by damaged trees for Environmental Impact Assessment (EIA). The nine development projects related to renewable energy, damaged trees occur, assessment status and used method of evaluating the carbon storage of damaged trees were summarized. And after re-calculating the carbon storage of damaged trees through allometric equations, the difference between the two groups, re-calculated the damaged trees carbon storage and the damaged trees carbon storage in the report, was validated. As a result, damaged trees carbon storage in words was more than the re-calculated damaged trees carbon storage, and it was statistically significant (p<0.005). This result means that the existing method for calculating damaged tree carbon storage is overcalculated. It was judged that it was necessary to improve the calculation method. Therefore, allometric equations suitable for each dominated-tree species should be used when calculating the damaged tree carbon storage. Furthermore, we propose to establish a carbon storage calculation system based on actual data from the ecosystem so that researchers can efficiently and accurately the damaged trees carbon storage.

A Study on the Influence of Major Satisfaction on the Employment Preparation Behavior among Female College Students of the Department of Library and Information Science (국내 전문대학교 문헌정보과 여대생의 전공만족도가 취업준비행동에 미치는 영향에 관한 연구)

  • Rosa Chang
    • Journal of the Korean Society for Library and Information Science
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    • v.57 no.1
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    • pp.263-283
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    • 2023
  • In this study, the factors of major satisfaction(curricular satisfaction, class satisfaction, relationship satisfaction, cognitive satisfaction, and general satisfaction factors) which influence the employment preparation behaviors were identified by conducting a survey of female college students of the department of library and information science, and whether the feeling of employment efficacy had a moderating effect on the relationship between the the major satisfaction and the employment preparation behaviors were verified. The research results are as follows. First, curricular satisfaction(C.R.=3.847, p<0.001), class satisfaction(C.R.=3.244, p<0.01), relationship satisfaction(C.R.=3.045, p<0.01), and cognitive satisfaction(C.R.=2.464, p<0.05) factors turned out to have a significant positive(+) effect on the employment behaviors of female college students of the department of library and information science. Second, the moderating effect between the high group and the low group in terms of employment efficacy turned out to have a statistically significant moderating effect as the p value was less than 0.05, p = .040. The results of this study may be used as the useful basic data to not only improve the employment rate for the department of library and information science of community colleges in Korea, but also to prepare for the rapidly declining school-age population and the Institutional Accreditation.

Optimal Estimation of the Peak Wave Period using Smoothing Method (평활화 기법을 이용한 파랑 첨두주기 최적 추정)

  • Uk-Jae, Lee;Byeong Wook, Lee;Dong-Hui, Ko;Hong-Yeon, Cho
    • Journal of Korean Society of Coastal and Ocean Engineers
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    • v.34 no.6
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    • pp.266-274
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    • 2022
  • In this study, a smoothing method was applied to improve the accuracy of peak wave period estimation using the water surface elevation observed from the Oceanographic and Meteorological Observation Tower located on the west coast of the Korean Peninsula. Validation of the application of the smoothing method was per- formed using variance of the surface elevation and total amount wave energy, and then the effect on the application of smoothing was analyzed. As a result of the analysis, the correlation coefficient between variance of the surface elevation and total amount wave energy was 0.9994, confirming that there was no problem in applying the method. Thereafter, as a result of reviewing the effect of smoothing, it was found to be reduced by about 4 times compared to the confidence interval of the existing estimated spectrum, confirming that the accuracy of the estimated peak wave period was improved. It was found that there was a statistically significant difference in proba- bility density between 4 and 6 seconds due to the smoothing application. In addition, for optimal smoothing, the appropriate number of smoothings according to the significant wave height range was calculated using a statistical technique, and the number of smoothings was found to increase due to the unstable spectral shape as the significant wave height decreased.

A Study on the Intention of Public Library Librarians to Use Artificial Intelligence-Based Technology (인공지능 기반 기술에 대한 공공도서관 사서의 사용의도 연구)

  • Gi Young Kim
    • Journal of the Korean Society for Library and Information Science
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    • v.57 no.3
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    • pp.163-190
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    • 2023
  • This study analyzed the effect of technology preparation and technology acceptance factors on the intention of public library librarians to use artificial intelligence-based technology using the technology acceptance model. To this end, a survey was conducted on public library librarians, and a total of 202 survey data were used for statistical analysis. As a result of the hypothesis test, first, optimism has a significant positive (+) effect on perceived usefulness, and discomfort has a significant negative (-) effect. Optimism and innovation on perceived ease of use were found to have a significant positive (+) effect, and discomfort was found to have a significant negative (-) effect. Second, perceived ease of use was found to have a significant positive (+) effect on perceived usefulness, and both perceived usefulness and perceived ease of use had a significant positive (+) effect on the intention to use. Third, optimism was found to have a significant positive (+) effect on the intention to use, and anxiety was found to have a significant negative (-) effect. This study is expected to provide basic data on the use of artificial intelligence technology in the future by empirically analyzing public library librarians' perceptions of artificial intelligence-based technology.

A study on the measurement and processing of medical service experience data - From the perspective of realizing patient-centeredness - (의료서비스 경험데이터의 측정 및 가공에 관한 연구 -환자중심성 실현 관점에서-)

  • Jinho, Ahn;Jungmin, Choi
    • Journal of Service Research and Studies
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    • v.13 no.3
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    • pp.147-159
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    • 2023
  • This study is a study to develop a model for measurement and processing of experience data, which is emerging as a core value in quality management of medical services. In the theoretical background, a literature study was conducted on the importance of experience in medical service, measurement and processing of experience data, and realization of patient-centeredness. Based on these literature and theoretical background research results, operational definitions were performed for the following four research variables, and statistical tests were conducted. Hypothesis 1 is the effect of measuring experience data from the perspective of three factors on persona modeling, Hypothesis 2 is the effect of persona modeling on service blueprint visualization, Hypothesis 3 is the effect of service blueprint visualization on realization of patient-centeredness, and Hypothesis 4 is persona modeling This is the effect that modeling has on the realization of patient-centeredness. After data-based testing of factor analysis, reliability analysis, and correlation analysis, all four hypotheses were adopted as a result of verification using regression analysis. In conclusion, in an era where it is difficult to recognize the value of having only good medical staff and medical equipment in hospitals, it was possible to grasp the meaning that what kind of medical service experience is continuously obtained is more important to patients than the effectiveness of medical staff and medical equipment. In the era of the service economy, the core of hospital service competitiveness is providing attractive experiences, which is the real strength of hospitals, so the measurement and processing of experience data, which is the subject of this study, will have an important meaning in realizing patient-centeredness and realizing smart hospitals.

Misinformation Effect and the type of information: A Comparison of Korean and American Sample (오정보 효과와 정보의 유형: 한국인과 미국인의 비교)

  • Yuhwa Han
    • Korean Journal of Culture and Social Issue
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    • v.25 no.2
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    • pp.157-177
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    • 2019
  • In Study 1, the author translated the material which is modified by Han(2017) and allows researchers to examine misinformation effect about background (temporal structure of event) and object information. Eighty-five Korean participants were participated in Study 1 and tested their memory after misled by temporal and object post-event information about a story. The translated material could produce misinformation effect in both types of information. In Study 2, a 3-way ANOVA was conducted with combined data collected from Korea and the U.S to test the effects of three IVs (whether misled or not, the type of information and the nationality of the participants) on memory after misled by temporal and object information. As results, the main effects of all three IVs, the 2-way interaction effect of whether misled or not and the type of information, and the 3-way interaction effect of all the three IVs were statistically significant. In sum, the higher accuracy rate was obtained when the participants were not misled, and they were more accurate about the information about object. Americans tended to be more accurate. The misinformation effect was larger when the participants were misled by object information. The 2-way interaction effect was found only in the Korean sample. In the discussion, the implication of the current study was discussed.