• 제목/요약/키워드: Quantitative Research Method

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마케팅 리서치에서 다중측정방법에 관한 실증적 연구 (A Case Study of Fashion Marketing Research using Multiple Methods)

  • 박혜정;김혜정;이영주;임숙자
    • 복식문화연구
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    • 제10권6호
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    • pp.601-616
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    • 2002
  • Qualitative research is a method widely used in marketing research. However, the method has seldom been used in fashion marketing research in Korea. The purpose of this study was to prove that using both qualitative and quantitative research methods in main stage is much useful than using qualitative research method only in exploratory stage. Qualitative data were gathered by conducting Focus Group Interview(FGI) with 48 college students. Quantitative data were gathered by surveying college students, and 487 questionnaires were used in the statistical analysis. The data were analyzed using content analysis, mean, standard deviation, and t-test. As a result, FGI, one of the tools used in qualitative research methods, was proved to be useful in revealing consumers´deep emotional needs as well as purchase motives. FGI also revealed information which quantitative research method tools such as survey could have missed. Therefore, it is best to use multiple methods-simultaneous use of quantitative and qualitative methods-to understand fast changing consumers´needs and purchase motives.

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광곽향(Pogostemon cablin Benth.)으로부터 Patchouli alchol의 분리 및 함량분석 (Isolation and Quantitative Determination of Patchouli alcohol from Pogostemon cablin Benth.)

  • 김주선;지형준;원도희;강삼식
    • 생약학회지
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    • 제29권1호
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    • pp.18-21
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    • 1998
  • A method for isolation and quantitative determination of patchouli alcohol from Pogostemonis Herba (Pogostemon cablin) has been developed. Isolation of patchouli alcohol was achieved by column chromatography employing the normal-phase gradient separation system n-hexane-ether on silica gel column. The GC method for quantitative determination of patchouli alcohol provided a method for standardization of the raw drug. It suggested that the average content of patchouli alcohol in Pogostemonis Herba is about 0.26%.

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폐콘덴서의 절록유 중에 함유된 PCB 분석에 관한 연구 (A Study on PCB Analysis of Insulating Oil in Waste Condenser)

  • 김귀자;박재주
    • Environmental Analysis Health and Toxicology
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    • 제4권1_2호
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    • pp.11-17
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    • 1989
  • A quantitative analytical method of highly concentrated PCB is established in the research. With the quantitative analytical method PCB of insulating oil was examined. The following conclusions are derived from this research. 1. The recovery ratio was 95.7% with the quantitative analytical method, which indicates it can be used for the analysis of PCB. 2. PCB concentration of insulation oil in waste condenser was found to be 21.2% thru 13.85% , which was highly concentrated. 3. PCB insulation oil in waste condenser was same as PCB-42.

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Comparison of Quantitative Analysis of Radioactive Corrosion Products Using an EPMA and X-ray Image Mapping

  • Jung, Yang Hong;Choo, Young Sun
    • Corrosion Science and Technology
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    • 제19권5호
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    • pp.231-238
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    • 2020
  • Radioactive corrosion product specimens were analyzed using an electron probe microanalyzer (EPMA) and X-ray image mapping. It is difficult to analyze the composition of radioactive corrosion products using an EPMA due to the size and rough shape of the surfaces. It is particularly challenging to analyze the composition of radioactive corrosion products in the form of piled up, small grains. However, useful results can be derived by applying a semi-quantitative analysis method using an EPMA with X-ray images. A standard-less, semi-quantitative method for wavelength dispersive spectrometry. EPMA analysis was developed with the objective of simplifying the analytical procedure required. In this study, we verified the reasonable theory of semi-quantitative analysis and observed the semi-quantitative results using a sample with a good surface condition. Based on the validated results, we analyzed highly rough-surface radioactive corrosion products and assessed their composition. Finally, the usefulness of the semi-quantitative analysis was reviewed by verifying the results of the analysis of radioactive corrosion products collected from spent nuclear fuel rods.

Rubbing Process Evaluation Method for The LCD Panel

  • Honoki, Hideyuki;Sakai, Kaoru;Kawabe, Shun'Ichi;Nakasu, Nobuaki
    • 한국정보디스플레이학회:학술대회논문집
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    • 한국정보디스플레이학회 2002년도 International Meeting on Information Display
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    • pp.115-117
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    • 2002
  • In order to realize a stable rubbing process for the liquid crystal panel, the authors investigated the quantitative evaluation method of rubbing process uniformity. The proposed method focuses on the relationship between the image quality of the LCD panel for gray scale images and the rubbing uniformity. The proposed method indicates rubbing uniformity using quantitative parameters of spots and hairlines on the LCD panel.

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정보활용능력 분야 학위논문 분석을 통한 양적 연구 동향에 관한 연구 (A Research on the Trend of Quantitative Research through the Analysis of Master's and Doctoral Dissertations of Information Literacy)

  • 서만덕;남영준
    • 정보관리학회지
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    • 제27권4호
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    • pp.309-328
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    • 2010
  • 이 연구는 2000년 이후 발표된 정보활용능력 분야의 국내 학위논문을 분석함으로써, 양적연구의 동향과 흐름을 분석하였다. 이를 위해 양적연구 동향을 분석하였다. 양적 연구를 위해 양적 연구 과정과 양적조사 관련 규정, 양적연구 관련 기술요소를 비교분석하였다. 또한, 각 요소 측정을 위해 5개 변인과 기준을 사용하였다. 이를 바탕으로 논문에 대한 연구주제, 조사방법, 표집방법, 표본대상, 표본크기에 대한 일반적 특징을 살펴보고, 이를 연도별, 전공별로 구분하여 측정변인에 대한 동향을 분석하였다. 또한 연구에서 사용한 통계분석방법을 목적에 따라 분류하여 연구목적에 따른 통계분석기법의 사용동향을 제시하였다.

남편의 가사노동 참여에 관한 방법론 비교 연구 (A Comparison Study on the methodology of the Husbands' Participation in the Household Work)

  • 조성은
    • 가정과삶의질연구
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    • 제13권4호
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    • pp.139-150
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    • 1995
  • This research is planned to compare a quantitative methodology and a qualitative methodology in the study of the household work. For these research tasks this study is centered on husbands' participation in the household work. First it is reviewed study precedent using a quantitative method and a qualitative method to compare a research methodology of the household work. It is selected a survey method of quantitative methodology and a depth interview of qualitative methodology, Second the data are collected through the questionnaire and the depth interview with three couples,. Third to compare a quantitative methodology and a qualitative methodology it is looked about problems in the concept the grouping the collection of data and the interpretation of household work.

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부모.자녀건강학회지 논문분석 (창간호-2009) (Analysis of Research Papers Published in the Korean Parent-Child Health Journal (1998-2009))

  • 박혜숙;오진아
    • 부모자녀건강학회지
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    • 제14권1호
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    • pp.1-8
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    • 2011
  • Purpose: This study was aimed to classify the major subjects and theme and to analyze the data collection and analysis method in research papers published in the Korean Parent-Child Health Journal of the Academic Society of Parent-Child Health since 1998. Methods: A total 152 studies published from the first edition to volume 12, number 2 were reviewed using structured analysis criteria developed by researchers; research type, research design, research subjects, research theme, data collection and analysis method. Research theme was founded 4 nursing domains. Data collection and analysis method of papers were limited to quantitative and qualitative researches. Results: One hundred papers conducted quantitative research; 79.0% used survey design. Most of the data collection and analysis method in quantitative research were self-reported questionnaire (69.4%) and parametric statistics respectively. The research subjects of sixty three papers were parent with well or child. The common domain studies was human related concepts such as raring. Conclusion: The findings of this study suggest that published studies have been improved and diversified, however, detailed and clear evaluation tool that assess study process and method should be developed as a way to further improve the quality of published papers in the Korean Parent-Child Health Journal.

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Quantitative Analysis of Chloride by Heteronuclear Electronic Reference NMR Method

  • Lee, Sueg-Geun
    • 한국자기공명학회논문지
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    • 제11권2호
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    • pp.115-121
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    • 2007
  • A new quantitative analysis of chloride by the HERETIC NMR method which does not need internal or external references was described. The results showed that the use of HERETIC peak corresponding $500\;{\mu}g/mL$ of chloride calibration showed less than 4 % standard deviations from 50 to $5000\;{\mu}g/mL$ range of chloride concentrations.

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임무수행 경과에 따른 항공기 생존성 평가기법 연구 (A Study of the Evaluating Method for the Survivability of Aircraft during Mission Completion)

  • 윤봉수
    • 한국국방경영분석학회지
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    • 제22권2호
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    • pp.166-181
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    • 1996
  • Aircraft survivability is determined by the susceptibility and the vulnerability. The aircraft susceptibility and vulnerability depend upon the hardware and software factors. Each of the hardware and software factors consisted of the qualitative and quantitative attributes varies according to the time of the mission. In order to establish the mathermatical model to analyze and evaluate the aircraft survivability, qualitative factors have to be transformed into quantitative factors. Even if many researches in the area of dynamic concept analysis and conversion of qualitative factors into the quantitative factors has been insufficient. This research enhances these insufficient area by developing a reliable aircarft survivability analysis method. The major areas of this research are as follows. First, a method for the conversion of the qualitative factors into the quantitative factors is developed by combining the Fuzzy Set Theory concept and the Delphi Technique. Second, by using the stochastic network diagram for the dynamic survivability analysis, the aircraft survivability and the probability of kill are calculated from the state probability for the situation during mission. The advantage of the analysis technique developed in this research includes ease of use and flexibility. In other words, in any given aircraft's mission execution under any variable probability density function, the developed computer program is able to analyze and evaluate the aircraft survivability.

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