• Title/Summary/Keyword: 내적 일관성

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Review and Alternatives to the Internal Consistency of Home Economics Curriculum Components : Focused on the Clothing & Textiles Area (가정과교육과정 구성요소의 내적 일관성 검토 및 대안 : 의생활 영역을 중심으로)

  • Oh, Kyungseon;Ha, Jisoo;Lee, Soo-Hee
    • Journal of Korean Home Economics Education Association
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    • v.29 no.3
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    • pp.49-75
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    • 2017
  • The purpose of this study is to provide the justification of the subject through review and alternatives example on the internal consistency of Home Economics curriculum components focused to the clothing & textiles area based on the beliefs and values inherent in the Home Economics curriculum. For this purpose, we examined the perspective of the assumptions about the five components of the curriculum - family, society, objective, subject matter, method in education - from the revised curriculum in 2007 to in 2015, and suggests an example of subject matter based on the result. The results of this study are summarized as follows. First, the clothing & textiles area of the revised curriculum from in 2007 to in 2015, family, society, objective, subject matter and method in education, excluding subject matter, were taken from a critical science perspective. In order for Home Economics curriculum components to be internally consistent, assumptions about the subject matter should be transformed to deal with the clothing & textiles as a family work. And needed to complement assumptions about family, objective and method in education. Second, based on the discussion, suggested an alternative example to the clothing & textiles area based on the internal consistency of Home Economics curriculum components.

Psychometric properties of an instrument 2: structural validity, internal consistency, and cross-cultural validity/measurement invariance (측정도구의 심리계량적 속성 2: 구조타당도, 내적일관성 및 교차문화타당도/측정동일성)

  • Lee, Eun-Hyun
    • Women's Health Nursing
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    • v.27 no.2
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    • pp.69-74
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    • 2021
  • Structural validity, internal consistency, and cross-cultural validity/measurement invariance are psychometric properties of the internal structure of an instrument. In psychometric studies published in Korean nursing journals, structural validity has mainly been assessed using confirmatory factor analysis. Cross-cultural validity/measurement invariance has rarely been evaluated. It is recommended for Korean nursing researchers to evaluate the internal structure of instruments using a greater variety of methods, such as item response theory, Rasch analysis, multi-group confirmatory factor analysis, and differential item functioning.

A Development of the Korean Version of the constitutions in Ayurveda Questionnaire (한국형 아유르베다(Āyurveda) 체질유형 검사지의 개발을 위한 기초연구)

  • Cheong, MeeSook;Rim, Aela
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.17 no.12
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    • pp.62-70
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    • 2016
  • This study investigated the development of a Korean version of the Ayurvedic constitution questionnaire and sought to verify its validity and reliability. Each study subject completed a self-administered questionnaire consisting of 63 questions. The Ayurvedic constitutions were placed into 7 categories. The results from 271 subjects revealed that the internal consistency reliability (Cronbach's ${\alpha}$) in the 41 item biometric signature part of the questionnaire was 0.757. The Cronbach's ${\alpha}$ for the 22 item psychological part was 0.616, whereas the Cronbach's ${\alpha}$ for the entire 63 items was 0.840. Taken together, the results indicate that the Korean version of the Ayurvedic questionnaire was valid. Within the questionnaire, the fourth item about body and the ninth item about psychological showed item-total correlations with negative total values, thereby indicating inconsistent (less reliable) responses. The remaining 61 items had a 0.864 degree of reliability. The results for the pure Vata Pitta and Kapha body types showed a high level of internal consistency reliability, presumably because those participants were of a pure constitution type. The Kappa factor for inter-item coincidence between the judgment of Ayurvedic constitution experts and the judgment derived from the written test scores was 0.619, thereby indicating questionnaire validity. The results of this study may be useful in further development of a Korean version of the Ayurveda constitution questionnaire.

An Analysis on the Reliability of Technology Forecasting using the Delphi Method (델파이 방법을 이용한 기술예측의 신뢰도 분석)

  • 윤윤중;이종일
    • Proceedings of the Korea Technology Innovation Society Conference
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    • 1998.05a
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    • pp.14-14
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    • 1998
  • 기술추세분석(trend analysis)이나 특허분석(patent analysis) 등과 같이 객관적 자료를 이용하는 여타 기술예측방법과 달리, 델파이 방법은 해당 분야에 대한 전문가들의 식견(또는 주관적 평가)을 예측의 유일한 원천으로 하고 있다는 점에서 예측결과에 대한 신뢰도 분석을 강하게 요구하고 있다. 이러한 점에 착안하여 본 연구에서는 최근에 실시된 산업기술예측(1998) 자료를 이용하여 델파이 방법을 이용한 기술예측의 신뢰도 분석을 실시하였다. 이러한 분석은 전문가들의 예측결과에 대해 내적 일관성의 유지 여부와, 전문도가 상이한 집단간에 예측 결과의 차이가 있는지 여부를 중심으로 이루어졌으며 그 결과는 다음과 같다. 첫째, 응답 결과에 내적 일관성이 있는지 여부를 검정한 결과 생물·정밀화학분야를 제외한 모든 분야에서 일관성을 지니고 있는 것으로 나타나고 있다. 두번째, 전문도가 높은 응답자들일수록 자신의 예측결과를 확신하고는 있으나, 전문도가 낮은 응답자들에 비해 예측결과에 이견이 큰 것으로 분석되었으며, 마지막으로 전문도가 높은 응답자들과 그렇지 않은 응답자들 사이에 기술과제의 예상 실현시기에 대해서는 거의 차이가 없는 반면, 합의(consensus)의 정도는 큰 차이가 있는 것으로 나타났다. 이러한 분석결과는 델파이 방법을 이용한 기술예측을 설계하는 데 있어 몇가지 시사점을 제공하고 있다. 첫번째로 기술예측시 전문가들의 예측결과에 대해 내적 일관성이 존재하는 지 여부를 검증할 수 있도록 예측과정을 설계하는 것이 바람직하다는 것이다. 이러한 설계과정은 델파이 방법이 예측결과를 검증할 만한 객관적인 장치를 지니지 못하고 있다는 점에서 더욱 필요하다고 하겠다. 두번째는 정보로서의 가치가 큰 전문도가 높은 응답자들의 예측결과를 활용하기 위해서는, 예측결과에 대한 이들의 합의(consensus)의 정도를 높일 수 있는 방안이 마련되어야 한다는 것이다. 델파이의 최종 라운드가 진행된 이후 이들에 대해서만 추가적인 라운드를 실시하거나, 예측과정에서 이들에게 관련 정보를 제공하는 것도 하나의 대안이 될 수 있을 것이다.

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Evidence of the need for Security National Competency Standards Training (경호 NCS 교육의 필요성에 대한 실증분석)

  • Choi, Jeong-Il;Jang, Ye-Jin
    • Convergence Security Journal
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    • v.16 no.6_2
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    • pp.33-42
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    • 2016
  • This study was set up hypothesis "NCS recognition ➩ NCS training needs ➩ Performance of the NCS training". The survey was conducted to explore the need for Security-related NCS education at university and awareness of the NCS for Security Studies students. Results of analyzing the internal consistency, this study showed that ensure internal consistency is calculated Chronbach's Alpha coefficient of more than 0.8. Validation of the survey was investigated by secured Convergent validity and discriminant validity among the variables calculated all over the reference value. This study showed that the model is appropriate with results using the structural equation modeling to validate the research model The correlation analysis of this hypothesis was very high as calculated the standardization factor 0.726 and 0.870 for each relationship by hypothesis testing results.

The Comparative Study on Mental Representation between Foster-care and Typical Children (위탁 아동과 일반 아동의 정신적 표상 비교)

  • Min Jung Go;Kyung Sook Lee;Yun Mi Kim;In Ae Choi
    • Korean Journal of Culture and Social Issue
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    • v.19 no.3
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    • pp.507-528
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    • 2013
  • The study examined the mental representation of children in foster care through the MacArthur Story Stem Battery (MSSB) and reviewed difference between children in foster care and typical children in terms of mental representation. Subjects of the study included a total of 50 children: 25 children (11 boys and 14 girls), aged from 5 to 8, in foster care in Gyeonggi Province, and 25 typical children (11 boys and 14 girls), aged from 5 to 8, who lived in Seoul and Gyeonggi Province. The research findings are summarized as follows: First, in terms of mental representation, children in foster care showed less subjects of empathic relations and more subjects of disorganized aggression than typical children. Second, children in foster care showed lower coherence mental representation than typical children. Finally, children in foster care were more likely to fail in emotional regulation than typical children in mental representation.

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STRUCTURAL INCONSISTENCY OF INTERNAL REPRESENTATIONS OF COGNITIVE PROCESSES OF SOFTWARE REUSE (소프트웨어 재사용시의 인지과정상에 나타난 내적표상의 구조적 불일관성)

  • JinwooKim
    • Korean Journal of Cognitive Science
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    • v.4 no.2
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    • pp.201-262
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    • 1994
  • This paper portrays software reuse as analogical mapping and rule development.In order to explore the impacts of inconsistent representationS on the cognitive process of software resuse,it manipulates the intermal representations of source and target problems and their program solutions.The experimental design for this study has two factors:1)the degree of structural consistency between the source problem and the target problem,and2) the degree of structural consistency between the source problem and the source solution.A full-scale protocol analysis reveals that these two factors influence the cognitive process of mapping between source and target,the process of developing rules,and the interrelation between analogical mapping and rule development.The paper concludes by discussing the implications of these results for software reuse.

Validity and Reliability of Cognitive Performance Scale in Long Term Care Hospital in Korea (인지수행척도(Cognitive Performance Scale)의 타당도와 신뢰도)

  • Lee, Ji Yun;Kim, Sun Min;Kim, A Reum
    • 한국노년학
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    • v.30 no.1
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    • pp.81-91
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    • 2010
  • The purpose of this study was to test a validity and reliability of Cognitive Performance Scale(CPS), a cognitive measure generated from 5 items(comatose status, decision making, short-term memory, making self understood, and eating). Method: 393 patients in 2 hospitals for the elderly with dementia were measured with CPS by two nurses independently. The inter-rater agreement was tested by comparing two scores. The CPS score was compared with GDS, which was measured by doctors and nurses, and MMSE score which was drawn from the claim data of Health Insurance Review & Assessment Service. Result: The correlation coefficient between CPS and GDS was 0.742(p<0.0001), CPS and MMSE was -0.794(p<0.0001). The Cronbach's coefficient alpha of CPS was 0.742, Kappa value was 0.772~1.000. The CPS showed high validity and reliability in long term care hospitals of Korea.

An Empirical Study on Port Selection Criteria -Classification of Inter/External factors and Importance of External factors- (항만선택 기준에 관한 실증연구 - 내적ㆍ외적 요인의 구분과 외적요인의 중요성 -)

  • Kim, Yul-Sung;Lee, Hong-Girl;Shin, Chang-Hoon
    • Journal of Navigation and Port Research
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    • v.28 no.6
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    • pp.525-530
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    • 2004
  • Due to the rapid growth of Chinese ports, currently, research for the improvement of competitiveness of Busan port have been intensively studied. These research have mostly evaluated or analyzed competitiveness of ports, and then, based on results of analysis, have suggested some strategies for enhancing competitiveness of Busan port. However. although implications of these previous studies are practically available to build policies for Busan port, basic studies such as identification of port competitiveness( or port selection) related factors for reasonable evaluation and analysis which have contributions in academic area have been very rare. The primary objective of this study is to investigate port selection criteria, based on empirical data Especially, in this study, we classify internal /external factors, and present importances of external factors that have yet to be empirically identified in previous studies.

An Empirical Study on Port Selection Criteria - Classification of Internal/External factors and Importance of External factors - (항만선택기준에 대한 실증연구 - 내적.외적 요인의 구분과 외적요인의 중요성 -)

  • 김율성;이홍걸;신창훈
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
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    • 2004.04a
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    • pp.357-362
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    • 2004
  • Due to the rapid growth of Chinese ports, currently, research for the improvement of competitiveness of Busan port have been intensively studied. These research have mostly evaluated or analyzed competitiveness of ports, and then, based on results of analysis, have suggested some strategies for enhancing competitiveness of Busan port. However, although implications of these previous studies are practically available to build policies for Busan port, basic studies such as identification of port competitiveness( or port selection) related factors for reasonable evaluation and analysis which have contributions in academic area have been very rare. The primary objective of this study is to investigate port selection criteria, based on empirical data. Especially, in this study, we classify internal/external factors, and present importances of external factors that have yet to be empirically identified in previous studies.

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