• Title/Summary/Keyword: Importance sampling

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An Evaluation of Planning Factors for Theme Park by means of Importance-Performance Analysis -Focused on the Case of Everland- (중요도-성취도 분석에 의한 주제공원 계획요소 평가 -에버랜드를 사례로-)

  • 오정학;김유일
    • Journal of the Korean Institute of Landscape Architecture
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    • v.29 no.4
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    • pp.34-43
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    • 2001
  • Unlike ordinary recreational facilities, an amusement park consists of various entertainment facilities, attractions, food services, souvenir shops and other attribute. The purpose of this study is to survey users´ responses to such attributes and analyze the importance and performance of each attribute, and thereby, ultimately help improve the efficiency of management and operation of the amusement parks. For this purpose, a survey was conducted of Everland users in August, 1999. 420 users were chosen by means of he systematic sampling. All the suers were asked to rate the importance of 14 attributes of Everland at the entrance and all of them were asked to do the same at the exit. As a result, it was found that the attribute rated highest by the users was ´attraction´, followed by ´service´, ´accessibility´ and ´cost´ in that order. On the other hand, it was found that the total average of importance rated for 14 attributes was 3.31, while that of performance was 3.10. As a consequence of analyzing the action grids, it was found that ´appropriateness of the circulation system´ should be improved most urgently. 7 attributes were categorized as ´keeping up good work´, and 6 ones were rated ´low priority´ in terms of improvement. There was no attribute considered to be ´possible overkill´. Meanwhile, as a result of analyzing the difference among groups in order to determine users´ response depending on their demographic and socio-economic variables, it was found that only the ´age´ variable was significant. It is expected that the results that the results of this study would be useful in determining priorities when improving amusement park facilities or their programs.

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Ecological Attributes by Forest Types in the Natural Forest of Mt. Odae

  • Choi, Yeong Hwa;Kim, Ji Hong;Chung, Sang Hoon
    • Journal of Forest and Environmental Science
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    • v.33 no.1
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    • pp.66-73
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    • 2017
  • This study was conducted to evaluate the ecological attributes of forest types which were classified by cluster analysis in the natural forest of Mt. Odae on the basis of the vegetation data (232 sampling points) from the point-quarter sampling methods. For the classified types, the species composition was expressed by importance value to describe the stand structure and the species diversity was quantified using the Shannon's diversity index. Recognized forest types were 1) Quercus mongolica-Pinus densiflora-Betula ermanii forest type, 2) Mixed mesophytic forest type, 3) Q. mongolica forest type, 4) B. ermanii forest type. Species diversity indices of total and overstory were highest in the Mixed mesophytic forest type (3.465 and 2.942), and lowest in the B. ermanii forest type (0.118 and 0.832). In addition to that, Q. mongolica-P. densiflora-B. ermanii forest type was calculated as 3.226 and 2.565, and Q. mongolica forest type was calculated as 2.776 and 1.218 in total and overstory, respectively. It was considered that after the P. densiflora and B. ermanii first invaded and site condition became good, Q. mongolica-P. densiflora-B. ermanii forest type was dominated by Q. mongolica. Mixed mesophytic forest type showed the most stable stand structure with various species distributed uniformly. Q. mongolica forest type would preserve the present stand status for a while, and the B. ermanii in B. ermanii forest type would be pressed by other species over time.

An Analysis of Recognitions of Elementary School Students on Useful Classes among School Sport Clubs for Program Development using the IPA Method (IPA매트릭스를 이용한 초등학생의 학교스포츠클럽 유익한 수업 인식을 위한 프로그램 개발 분석)

  • MUN, Sun-Ho;KIM, Nam-Young;KWON, Il-Kwon
    • Journal of Fisheries and Marine Sciences Education
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    • v.27 no.4
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    • pp.1147-1159
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    • 2015
  • The purpose of this study was to verify the analysis of level of importance and satisfaction in recognitions of elementary school students on useful classes among school sport clubs using Importance-Performance analysis. In order to achieve this objective, samples were taken by using convenience sampling method among non-probability sampling methods, and 384 data were used as the final valid samples for this study except 16 data with missing items or insincere responses. The results of frequency analysis, exploratory factor analysis, independent samples t-test, IPA analysis by using SPSS 20.0 were as follows. First, Iquadrant included education contents of enhance ability to ingenuity, teaching method of provides option, teaching method of encourage participation activity, education contents of the aspect of fun, evaluation of motor function and emotion, education contents of explains key contents easily, and education contents of understanding overall context. II quadrant included education environment of good sport facility, class environment of fair opportunity for activity, class atmosphere of arouses interest, and class atmosphere of autonomous and voluntary. III quadrant included diverse teaching method and instructor's demonstration, class atmosphere of systematic learning, evaluation of fairness, objectivity, and credibility, and an atmosphere that can exercise. IV quadrant included education contents of enable acquisition of knowledge and degree of improvement into consideration, and class atmosphere of trust and respect between instructor and student.

An Analysis of Difference between Importance and Satisfaction of Destination Attractiveness for Marine Sport Event using IPA Method (IPA기법을 활용한 해양스포츠이벤트 관광지 매력성에 대한 중요도와 만족도의 차이분석)

  • Mun, Sun-Ho;Kwon, Il-Kwon;Kim, Nam-Young;Hwang, Ji-Min
    • Journal of Fisheries and Marine Sciences Education
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    • v.27 no.2
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    • pp.589-600
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    • 2015
  • The purpose of this study was to verify the analysis of differences between importance and satisfaction of destination attractiveness for the national marine sports games using IPA method. By doing so, this study aimed to utilize the result of study for a practical marketing strategy in operating and establishing Korean marine sports market circumstances. The participants of this study consisted of 328 who were participated in marine sport event (yacht, fin-swimming, canoe, triathlon and so on) of 9th national marine sports games. Samples were extracted by convenient sampling method. A total 328 questionnaires were collected in this study except data which did not respond or trustless responded. In data processing, Cronbach's ${\alpha}$, frequency analysis, paired t-test and Importance-Performance Analysis were performed through SPSS 20.0. The results were as follows. First, I quadrant included Programs Multiplicity, Pamphlet, Stand preparations, Food Cleanliness, Effective Progress, Guide Know-How, Food taste. Third, II quadrant included Pre-Publicity, Internet Information, Proper Food Price, Shade Facilities, Convenient Parking, Restroom Cleanliness, Number of Restroom, Safety Facilities. Fourth, III quadrant included Entertaining Program, Number of Guide, Local Culture, Game Progress, Directional Sign. Fifth, IV quadrant included Performance Program, Well-Matched Event, View Distance, Various Food.

An Evaluation on the Physical and Psychological Image of Insa-Dong (인사동의 물리적 심리적 이미지의 평가)

  • 조정숙;김남조
    • Journal of the Korean Institute of Landscape Architecture
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    • v.30 no.2
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    • pp.12-22
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    • 2002
  • This study examines the visitors'evaluations of tourism resources in Insa-dong, which the Seoul metropolitan government has improved recently. This study adopted the method of Importance-Performance Analysis by collecting data through questionnaires. A random sampling of visitors to Insa-dong was conducted in June and July,2001. The survey included questions on the physical and psychological components of Insa-dong's tourism resources. In the case of physical components, eight factors(ancient arts shop, art gallery, atelier, calligraphy shop, pottery arts, traditional tea house, antique shop, traditional clothes) out of thirteen were categorized as 'keeping up the good work'. None of the Physical components was shown as 'low priority'or'possible overkill'. In particular, four factors(restaurant, heritage, Korean-style house and alley, traditional cultural festival) need to be impoved most urgently in terms of visitors'satisfaction. Survey results realize them as high priority in importance but low in performance, thereby designated as, 'concentrate here'. An image of the 'street' showed to be high in importance and identical in performance, so can be categorized between'keeping up the good work'and 'concentrate here'. The results show that unusual outdoor spaces and the festivals of Insa-dong have a significant meaning to the visitors. In the case of psychological components, three factors(general atmosphere experience of unusual atmosphere, appropriateness of stroll time) out of seventeen were categorized as 'keeping up the good work'. Ore factor (shopping) was designated as 'low priority'and not found to be 'possible overkill'. Thirteen factors (various events, possibility of various activity, various flood, richness of play, new experience, education cultural inheritance, parking facilities, resting places, green spaces, meeting places, guide map and information, cleanliness of facilities/convenience) need to be improved mast urgently in terms of visitors' fulfillment. They are perceived as areas of 'concentrate here'. This confirms that attractive events are essential for the recent visitor satisfaction. Furthermore, visitors are not satisfied with its amenity and acccss in Insa-dong despite the improvements. In conclusion, positive impressions, both physical and psychological, should be maintained while factors mentioned to be lacking should be prioritized in order of necessity to improve the image of Insa-dong and solutions need to be found and implemented. The results of this study would be helpful in the planning and management of nsa-dong considering the visitors'requirements.

Frequency and Importance of Nurse's Job in New Graduate Nurses Working in Musculoskeletal Ward (근골격계 병동 신규간호사의 간호직무 수행도와 중요도)

  • Lim, Nan-Young;Yun, Soon-Nyung;Kim, Jeong-Eun;Lee, Young-Sun;Jung, Yeon-Yi;Song, Jung-Hee
    • Journal of muscle and joint health
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    • v.13 no.2
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    • pp.108-118
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    • 2006
  • Purpose: The purpose of this study was to examine comparison in the frequency and importance of nurse's job in new graduate nurses working in musculoskeletal ward. Method: A descriptive design was used with convenience sampling of 72 new graduate nurses working in musculoskeletal ward of the 2 hospitals with over 500 beds. Data were collected using a structured questionnaire. Results: 1) The total score for frequency of nurse's job was $2.57{\pm}.41$ and the total score for importance of nurse's job was $3.00{\pm}.37$. 2) The most frequent category was to manage for a medication and the most frequent item was to administer a medication in the order. 3) The most important category was to control of tissue perfusion and the most important item was to keep the aseptic techniques. 4) The frequencies among the work places were different significantly in 3 categories. 5) The importances among the work places were different significantly in 2 categories. Conclusion: New graduate nurses perceived the importance than the frequency of nurse's job. Also check or analysis the vital sign and nurses job associated with medication were higher score. Therefore, further research is needed to develop the educational strategies to strengthen not only theory also practice.

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Performance and Importance of Nursing Jobs in General Hospitals according to Levels of Work Experience of Nursing Staff (종합병원 간호사의 근무기간 경력에 따른 직무수행도와 중요도)

  • Park, Sun-Hee;Kang, Hyun-Sook;Hyun, Kyung-Sun;Kim, Won-Ok;Sok, So-Hyune R.;Lee, Ji-A
    • Journal of Korean Academy of Fundamentals of Nursing
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    • v.17 no.2
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    • pp.267-273
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    • 2010
  • Purpose: In this study differences in levels of performance and importance of nursing jobs were explored in relation to levels of work experience. Method: The sample was chosen by convenient sampling (N=363) and a cross-sectional study design was used. Frequencies and percentages were used for descriptive statistics. ANOVA was utilized to examine differences in performance and importance of nursing jobs among three groups of nurses, divided based on levels of work experience (less than 1 year, 1 to 4 years, and 5 or more years). Results: Regarding performance of nursing jobs, novice nurses provided more support for patients, but provided less assessment of patients (i.e., investigation of levels of nutrition and exercise, and observation of verbal, and non-verbal behavior, and levels of cognition). Regarding the importance of nursing jobs, nursing linked to exercise and activities, and post-operative and excretion care were considered to be less important among novice nurses than among experienced nurses. Conclusion: Different training programs should be developed and provided to nurses according to levels of work experience. By doing so, it will be feasible to minimize differences in quality of nursing care triggered by different levels of work experience.

Nurse's Role Performance and Perception of the Importance of Role among Nurses Practicing in a Cancer Care Facility (암 전문병원 간호사의 간호역할 수행도와 중요도)

  • Chae, Young Hee;Lee, Won Hee;Min, Young Mi;Shin, A Mi;Kim, Hyang Mi
    • Journal of Korean Clinical Nursing Research
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    • v.19 no.3
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    • pp.407-418
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    • 2013
  • Purpose: The purpose of this study is to examine the nurse's role performance and the perception of the importance of role among nurses practicing in a cancer care facility. Methods: A descriptive study design was applied with convenient sampling of 175 nurses working at a cancer care facility in Daegu, Korea. Data was collected using a structured questionnaire from July 1, 2013 to July 5, 2013. Results: Cancer care facility nurse's role performance score was measured on average $3.23{\pm}0.64.$ Oral medication was the most frequently performed role, followed by encouragement, care related to medication, and pain management. The perception of the importance of nurse's role was measured on average $3.31{\pm}0.35$. Care related to medication was regarded as the most important, followed by transfusion, oral medication, and intravenous & intramuscular medication. Nurse's role performance was different according to nurse's age (F=3.21, p=.024) and current practice area (F=3.73, p=.012). The perception of the importance of nurse's role was different only in relation to current practice area (F=6.82, p<.001). Conclusion: Nurses practicing in oncology setting frequently involve encouraging patients and pain management. Training programs designed to facilitate frequently performed and highly regarded nurse's roles are required for nurses practicing in oncology setting.

Usage Frequency and Importance of Competencies Required to Restaurant Industry Professionals (외식산업 전문인력의 역량 유형별 사용 빈도 및 중요도 인식 분석)

  • Choi, Hyun-Joo;Yang, Il-Sun;Cha, Jin-A;Shin, Seo-Young
    • Journal of the Korean Society of Food Culture
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    • v.22 no.2
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    • pp.201-209
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    • 2007
  • The purpose of this study was to analyze usage frequency and importance of competencies which are required to restaurant industry professionals. For this purpose, opinions of restaurant industry professionals on the competency were surveyed using questionnaires. To develop a questionnaire, a total of 27 competency variables which are required to restaurant industry professionals were drawn through literature review. Questionnaires were distributed to 300 professionals in restaurant industry with different positions using random sampling. Out of 300 questionnaires, 221 questionnaires were used for analysis. Statistical analysis was conducted using SPSS 10.0, including descriptive analysis, ANOVA and t-test. Reliability test and factor analysis were also conducted to evaluate the reliability and validity of the questionnaire. As a result, 'attitude and personality' factor was recognized as the most frequently used and the most important competency factor of restaurant industry professionals. Therefore, the competency such as 'sincerity', 'responsibility', 'sense of honesty', 'positive attitude', 'tolerance and justice', should be more emphasized in restaurant management education. The level of current usage and importance of each competency were different according to age, education level, working experience, position, number of employees, type of restaurant and type of management.

Residual spatial autocorrelation in macroecological and biogeographical modeling: a review

  • Gaspard, Guetchine;Kim, Daehyun;Chun, Yongwan
    • Journal of Ecology and Environment
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    • v.43 no.2
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    • pp.191-201
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    • 2019
  • Macroecologists and biogeographers continue to predict the distribution of species across space based on the relationship between biotic processes and environmental variables. This approach uses data related to, for example, species abundance or presence/absence, climate, geomorphology, and soils. Researchers have acknowledged in their statistical analyses the importance of accounting for the effects of spatial autocorrelation (SAC), which indicates a degree of dependence between pairs of nearby observations. It has been agreed that residual spatial autocorrelation (rSAC) can have a substantial impact on modeling processes and inferences. However, more attention should be paid to the sources of rSAC and the degree to which rSAC becomes problematic. Here, we review previous studies to identify diverse factors that potentially induce the presence of rSAC in macroecological and biogeographical models. Furthermore, an emphasis is put on the quantification of rSAC by seeking to unveil the magnitude to which the presence of SAC in model residuals becomes detrimental to the modeling process. It turned out that five categories of factors can drive the presence of SAC in model residuals: ecological data and processes, scale and distance, missing variables, sampling design, and assumptions and methodological approaches. Additionally, we noted that more explicit and elaborated discussion of rSAC should be presented in species distribution modeling. Future investigations involving the quantification of rSAC are recommended in order to understand when rSAC can have an adverse effect on the modeling process.