• Title/Summary/Keyword: multiple regression techniques

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A Relation between Family Values and Needs for Care-Support Family Policy (가족가치관과 돌봄노동지원정책 욕구의 관련성 연구)

  • Byun, Joo-Soo;Chin, Mee-Jung
    • Journal of Families and Better Life
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    • v.26 no.5
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    • pp.259-277
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    • 2008
  • Traditional familism and family value is known as the value that most Koreans share with. Strong family solidarity and family-centered perception among Koreans influences other social values and ideology. Under the family value, caring for family members is family responsibility instead of government responsibility. Previous studies argued that the family value played a role to impede the development of family policy in Korea. The aim of this study was to explore a relation between the family value and the needs for care-support family policy. This study investigated how the family value were related to the specific needs for care-support family policy. The data were drawn from the Seoul Families Survey conducted on 2006 by Seoul Women and Family Foundation. The survey data consisted of 2,500 married males and females living in Seoul. The statistical techniques used for analysis were frequencies, means, t-test, ANOVA, crosstabs, multiple regression models, and multinomial logit models. The major findings of this study were as followings. First, while the traditional familism appeared to be held at a certain level, the general attitudes towards cohabitation, divorce, and single-parent family seemed to be less traditional. Second, the familism was found to be partly associated with the needs for the care-support family policy. The respondents who had less traditional value on arriage and child-rearing showed the higher level of needs for daycare center. This finding implied that nontraditional attitudes were related to the needs for an alternative care service such as caring through facilities rather than to the needs for supportive or complementary services. Lastly, the respondents who had higher level of traditional familism showed a higher preference for direct economic service (supportive service) than for other types of service in child care. And the less traditional their attitudes towards marriage and child-rearing, the more likely they are to prefer flexible child care services and programs to other types of child care services. These results implied that the family value was partly influential to family policy. However, it is worthy to note that the family value was related to family policy preference rather than to family policy needs. In other words, traditional family value appeared to influence the types of family policy rather than the level of needs for family policy.

The Influences of parent-child communication and inclination of interpersonal relations on child's loneliness (부모-자녀간 의사소통과 대인관계성향이 아동의 외로움에 미치는 영향)

  • Kim, Eun Kyung;Lee, Jin Suk
    • Korean Journal of Childcare and Education
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    • v.6 no.3
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    • pp.1-22
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    • 2010
  • The major purpose of this study was to investigate the effect of parent-child communication and the inclination of interpersonal relations on the child's loneliness. The participants were 588 children in 5th and 6th grade of the elementary school which is located in Jeonbuk. Data were collected by self-administered questionnaire method. Data were analyzed by statistical techniques such as mean, frequency, percentile, t-test, pearson's correlation, multiple regression analysis using SPSS/Win 12.0 program. The major results of this study are as follows: First, female children's communication with their mother are more open that those of male children and have ostentation-narcism stronger than that of male children. There is no significant difference statistically in children's loneliness by sex. Second, it is indicated that the parent-child communication has negative correlation with children's loneliness and it also has close relations with sub-variables in inclination of interpersonal relations. Third, when investigating how parent-child communication and inclination of interpersonal relations have influences on child's loneliness, they have influences on child's loneliness by the following order: social-friendly, mother-child communication, father-child communication.

A Study on Compressive Strength Estimation of Underwater Concrete Structures According to Water Depths (수중 콘크리트 구조물의 수심별 강도 추정에 관한 연구)

  • Lee, Jisung;Han, Sanghun;Park, Seunghee
    • KSCE Journal of Civil and Environmental Engineering Research
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    • v.36 no.3
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    • pp.341-348
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    • 2016
  • Harbor facilities require long-term durability and safety, and also maintain the performance requirement until the durability life. However, existing harbor facilities are becoming superannuated with durable years and durability is declined by erosion of the sea and damage from sea. In addition, harbor facilities will be in demand for the expansion of harbor and offshore structures with rising economic power by enhancement of domestic industry and increase of import and export. Therefore, in this study, two kinds of nondestructive test (NDT) techniques (schmidt rebound hammer and ultrasonic sensor) are verified for the effective maintenance of underwater concrete structures including harbor facilities. Sea field applicability of Schmidt hammer and ultrasonic sensor was verified by comparing field test result with sea field test result and also deduced the compressive strength estimation equation by depth of the water. On the basis of the sea field test result, compressive strength estimation equation which was deduced by multiple regression analysis indicated highest accuracy compared to other equations, especially it will be more likely to be used in underwater because of the depth of water correction. In the future, if schmidt hammer and ultrasonic sensor which were invented as waterproofing are used with ROV (Remotely Operated Vehicle), it will be possible to make a diagnosis of high reliability for underwater concrete structures and set up a ubiquitous concept of NDT system.

Determinants of Credit Default Swap Spreads: The Case of Korean Firms (한국 기업들의 신용부도스왑 스프레드에 대한 결정요인 분석)

  • Park, Yoon-S.;Kim, Han-Joon
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.12 no.10
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    • pp.4359-4368
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    • 2011
  • Among several macroeconomic missteps blamed for the recent global financial crisis including the social problems of income distribution and the lack of proper financial remedies, two of them have received particular attention: the global BOP(Balance of Payment) imbalance and the misguided monetary policy. Such BOP imbalance was blamed for massive foreign exchange investment flows from Asia into the U.S., triggering the financial and real estate bubble in America. The latter refers to the excessively loose monetary policy of the U.S. Federal Reserve, which pushed financial institutions and households into reckless investment behavior in search of higher returns. Given the abuse of certain innovative financial techniques and new investment instruments that have been created in recent decades, both collateralized debt obligations (CDOs) and credit default swaps (CDS) enjoyed a symbiotic and toxic relationship prior to the financial crisis This paper is organized as follows: The first section analyzes the real causes of the recent financial crisis. The second details the role of CDOs and CDS. Then, to identify key determinants of the CDS spreads in an emerging capital market, the sample data of major Korean firms' CDS spreads are used to estimate the risk premium by utilizing the multiple regression analysis. The empirical test result indicates that Korean 3-year treasury bond rate(TYIELD), market to book value ratio(MV/BV), and assets size(INASSETS) are shown to demonstrate statistically significant influences on the changes of the CDS premium for sample firms.

Analysis of Factors Influencing the Performance Management of Public Libraries (공공도서관 성과관리에 영향을 미치는 요인 분석)

  • Lee, Mi-Kyeung;Moon, Sung-Been
    • Journal of the Korean Society for information Management
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    • v.29 no.1
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    • pp.303-329
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    • 2012
  • This study measures the efficiency of public libraries, library services, and management to contribute to the proposed model for efficiency analysis, reflecting the characteristics in public libraries. This analysis model of applying the empirical research pursues the solutions to provide efficiency. Although many attempts have been made domestically and internationally to study the measurement of the efficiency, mere application of analysis techniques used in the other public sectors has led to the inadequate measurement for characteristics of library services. In addition, there has not been any attempt made to deduce a general theory for the study from the measurement results. In this study, an analysis model that reflects the inherent characteristics in library services is suggested to be analyzed empirically, and this leads to the understanding of efficiency factors. The results of the study show that the efficiency of current public libraries can be increased on the basis of input and output. Therefore the commitment to increase the level of output to meet the current need shall continue by the amount, rather than by the commitment to reduce the level of input. Finally, the factors influencing the efficiency are the number of users, the physical environment, professional staffs, events planning, and electronic resources. After analyzing the five factors via multiple regression analysis, three factors such as the number of users, professional staff and events planning proved causal relationship with the efficiency.

Relationship between Participation in Sport for All, Social Support and Solitude among the Aged (노인의 사회체육활동과 사회적 지지 및 고독감의 관계)

  • Kang, Ho-Jung;Kim, Kyong-Sik
    • The Journal of the Korea Contents Association
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    • v.7 no.11
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    • pp.280-288
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    • 2007
  • The purposes of this study were to examine the relationship between participation in sport for all, social support and solitude among the aged. To attain the goal of the study described above paragraphs, the older person resided in Seoul and Gyonggi, 2006 year were set as a collected group. Then, using the cluster random sampling method, finally drew out and analyzed 245 people in total. The result of reliability check up was here below; over Chronbach's ${\alpha}$=.775. To analyze materials, factor analysis, ANCOVA, multiple regression analysis and path analysis were used as statistic analysis techniques. The conclusion based on above study method and the result of material analysis are below. Based upon the result of the study, the conclusions are the followings; First, participation experience of sport for all don't influence on the social support. Second, participation experience of sport for all influence on the solitude. Third, participation degree of sport for all influence on the social support. Fourth, participation degree of sport for all influence on the solitude. Fifth, participation in sport for all indirectly and directly influence on the social support and solitude.

Analysis of the Factors Influencing the Image of the Construction Industry (건설 산업 이미지 영향 요인 분석에 관한 연구)

  • Kim, Sang-Bum;Lee, Jeong-Dae;Park, Min-Jea
    • Korean Journal of Construction Engineering and Management
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    • v.9 no.5
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    • pp.75-85
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    • 2008
  • The construction industry has been leading the growth of the nation's economy not only by providing with various infrastructure projects but also by positively impaction related industries such as crating numerous job opportunities. Relevant statistics show the production amount of construction taking about 17.5% of the GDP (Gross Domestic Product). In spite of its positive impacts on the economy, image of Korea construction industry is generally reflected as negative mainly because of its environmental disruption, low payment, bribe, fraudulent work and inefficiency. It brings students to be reluctant choosing the construction industry as their carrier path and governmental and principal research status. Therefore it has been difficult to recruit highly qualitied human resources to the industry while the morale of the whole industry has gradually become demoralized. To improve this stand, many domestic researchers carried out research projects for improving the image of Korea Construction Industry. This study also sympathizes with necessity of improving the negative image of construction industry to remain as one of the leading industry in the 21st century. Especially, this study focused on finding important factors which have significant influences on the image of the industry. Through out the research, image influence factors was identified by rigorous literature review and interviews as industrial and academic experts. Factors, then, categorized and used as the main framework for the survey which designed to fine the degree of impacts on the image of the construction industry. In analyzing the survey results, various statistical techniques was employed including factor analysis, Chi-Square-Test, Correlation Analysis and Multiple Linear Regression. Identified as the most influent factors to the image of the construction industry include morale of construction employee, and prospects the industry which of the judgement by payment, impacts on nation's economy, future of the industry, etc.

A study on influence factors of quality of life and health behavior of cancer patients for the PHR service (PHR 서비스를 위한 암환자의 건강관리행태 및 삶의 질 영향 연구)

  • Yang, Junggi;Park, Minsu;Lee, Youngho
    • Journal of Digital Convergence
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    • v.12 no.11
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    • pp.249-256
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    • 2014
  • Advancing health screening and treatment of cancer techniques, they contribute to grow the probability of survival of cancer patients for a long time. So health behavior and quality of life of the patients are getting important. This study analysed correlation between healthy person and cancer patient's EQ-5D index, social demographic characteristics, health behavior and so on by the multiple regression analysis. The result was that EQ-5D index of cancer patients is lower than healthy persons. Patients of cervical cancer and lung cancer had very low the index especially. In conclusion, cancer have a bad influence on the quality of life. For cancer patients, smoking and drinking are a major factors of correlation. The number of non-smokers among the patients is lower than the number of smokers among healthy persons. This conclusion means that the importance of health behaviors and quality of life for cancer patients is established so that this will be used for basic reference of PHR models and service enhancing quality of life.

A Study on the Effects of Big Five Personality Factors on Career Behavior (성격 5요인이 진로행동에 미치는 영향)

  • Lee, Gil-Hwan;Lee, Deog-Ro;Park, Sang-Seok
    • Management & Information Systems Review
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    • v.31 no.4
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    • pp.397-432
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    • 2012
  • The purpose of this study is Big Five personality factors of personality type on career behavior, that is, entry to the unsafe first job in Korean university students. To accomplish this research objective, this study collected data from 500 students in three universities and two colleges located in the Chungcheong region. Among 350 questionnaires, 342 copies were used for a final analysis. In order to analyze the survey data, statistical package program SPSS/WIN 18.0 was utilized and statistical techniques such as basic statistical analysis, factor analysis, Cronbach's alpha, correlation analysis, and multiple regression analysis were used. The results obtained in this study can be summarized as follows. The extraversion personality and agreeableness personality of college students has a significant effect on the entry to the unsafe first job in the positive direction. On the other hand, the neurotic personality and openness to experience has a significant effect on the entry to the unsafe first job in the negative direction. However, the integrity personality of college students was not statistically significant. Finally, based on the empirical results we suggested several theoretical and practical implications.

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Investigating the Impact of Corporate Social Responsibility on Firm's Short- and Long-Term Performance with Online Text Analytics (온라인 텍스트 분석을 통해 추정한 기업의 사회적책임 성과가 기업의 단기적 장기적 성과에 미치는 영향 분석)

  • Lee, Heesung;Jin, Yunseon;Kwon, Ohbyung
    • Journal of Intelligence and Information Systems
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    • v.22 no.2
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    • pp.13-31
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    • 2016
  • Despite expectations of short- or long-term positive effects of corporate social responsibility (CSR) on firm performance, the results of existing research into this relationship are inconsistent partly due to lack of clarity about subordinate CSR concepts. In this study, keywords related to CSR concepts are extracted from atypical sources, such as newspapers, using text mining techniques to examine the relationship between CSR and firm performance. The analysis is based on data from the New York Times, a major news publication, and Google Scholar. We used text analytics to process unstructured data collected from open online documents to explore the effects of CSR on short- and long-term firm performance. The results suggest that the CSR index computed using the proposed text - online media - analytics predicts long-term performance very well compared to short-term performance in the absence of any internal firm reports or CSR institute reports. Our study demonstrates the text analytics are useful for evaluating CSR performance with respect to convenience and cost effectiveness.