• 제목/요약/키워드: student's t-test

검색결과 1,091건 처리시간 0.028초

중학교 학생의 가정교과 활용도와 관련변수에 관한 연구 (A Study on Middle School Student′s Application of Home Economics Course and Its Related Variables)

  • 김경숙;박미금
    • 한국가정과교육학회지
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    • 제10권1호
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    • pp.95-106
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    • 1998
  • The purposes of this study is to find middle school student's application of Home Economics course and its related variables. The samples are 323 middles school students in Kangneung. For the statistics analysis of this study, frequency, mean, Cronbach's a coefficient, ANOVQ, t-test, Pearson'correlation and multiple regression were calculated. The results of this study are summarized as follows ; 1. It is appeared that middle school student's application of Home Economics course are the food, human development and family relationship family, resources management and the consuming, the clothing. 2. Variables that affect middle school student's application of Home Economics course are the vocation of father, way of learning about home life skill, agreement with educational goal of Home Economic, evaluation of Home Economic teacher, evaluation of education field, participation in class of Home Economic and needs for Home Economics. 3. The explanation degree of these seven variables is 27.7% and needs for Home Economics is the most domineering variables.

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학습자 중심 수업이 영어 학업 성취도와 자기 주도적 학습태도에 미치는 효과 (The effect of the student-centered instruction on English achievement and self-directed learning attitudes)

  • 송명석
    • 영어어문교육
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    • 제7권1호
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    • pp.89-112
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    • 2001
  • The purpose of this study is to verify the effect of the method of English teaching and learning through the student-centered environmental instruction. I've been skeptical about the traditional instruction, which is composed of the teachers-centered instruction, because of the lack of creativity. Until now, I've always wished to have an alternative method that can be substituted for routine's style. To achieve it, I selected 90 students from 2 classes, in the 3rd year at a girls' high school in Chungnam as the subject of study. I divided them into two groups, the student-centered environmental instruction and the teacher-centered traditional instruction. The tools used in this study are a preliminary English achievement test, a self-directed learning attitudes test and two teaching plans. For this test, a high school text book was assigned. I have treated 20 times of the test each for two groups using two types of teaching-learning plans which I made for this purpose. To verify the hypotheses after administrating the test, I selected t-verification for post test result. Based on this test result, I could conclude that there was a significant improvement of English proficiency and a change in the self-directed learning attitudes; also the student-centered environmental instruction is more effective than teachers-centered instruction.

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환자 개인정보 보호에 대한 학생간호사의 지식과 인식의 연구 (A Study of Student Nurses' Knowledge and Awareness about Patients' Personal Information Protection)

  • 배윤조;이소영
    • 한국산학기술학회논문지
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    • 제17권1호
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    • pp.36-44
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    • 2016
  • 본 연구의 목적은 학생간호사의 환자 개인정보 보호에 대한 지식과 인식을 조사하여 일반적 특성 중 교육관련 부분에 따른 환자 개인정보 보호행위의 인식 차이를 파악하는 것이다. 연구대상은 경북의 2개 대학의 간호학과에 재학 중인 3, 4학년 187명이며, 2015년 5월 18일부터 6월 12일까지 설문조사하였다. 수집된 자료는 기술통계와 t-test, one-way ANOVA 분석과정을 거쳤다. 연구결과, 학생간호사의 환자 개인정보 보호에 대한 지식은 평균 3.85점(10점 만점)이고, 보호행위에 대한 인식은 3.15점(4점 척도)이었다. 연구결과, 개인정보보호법을 들어본 경험이 있는 학생간호사가 없는 자보다 환자 개인정보 보호행위에 대한 인식점수가 높았으며, 이 차이는 통계적으로 유의하였다. 또한 정보관련 교육 경험자가 받은 경험이 없는 자보다 통계적으로 유의하지는 않았으나, 환자 개인정보 보호행위에 대한 인식의 평균점수가 더 높았다. 이는 인식을 향상시키기 위해 교육경험이 효과적임을 나타낸다. 현재의 분석 결과처럼, 학생간호사들에게 환자 개인정보보호에 대한 윤리의식 강화를 포함한 정보보호 교육이 체계적으로 제공되어야 함을 시사한다.

만학도 간호대학생의 교수-학생 상호작용, 진로몰입이 자기주도학습능력에 미치는 영향요인 (Effect of Faculty-Student Interaction, Career commitment on Self-Directed Learning Ability in Later Learner's Students)

  • 하혜진
    • 한국응용과학기술학회지
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    • 제40권5호
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    • pp.1033-1042
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    • 2023
  • 본 연구는 만학도 간호대학생의 교수-학생 상호작용, 진로몰입이 자기주도학습능력에 미치는 영향요인을 규명하기 위해 시행되었다. 연구대상자는 G광역시, J도에 소재한 4개 대학교의 25세 이상 64세 이하에 입학한 간호학과 재학생 162명이며, 자가설문방법으로 조사하였다. 수집된 자료는 SPSS 24.0 프로그램을 이용하여 t-test, ANOVA, Pearson's correlation 및 multiple regression으로 시행되었다. 연구결과, 자기주도학습능력에 영향을 미치는 요인은 진로몰입, 교수-학생 상호작용, 대학진학의 동기 순이며, 변인들은 만학도 간호대학생의 자기주도학습능력을 29.5% 설명하는 것으로 나타났다. 따라서 만학도 간호대학생의 진로몰입과 교수-학생 상호작용의 수준의 향상을 통해 자기주도학습능력을 촉진할 수 있는 프로그램개발이 필요하다.

울산지역 일부 고등학생의 구강보건관리에 대한 인식도 조사 (A study on the recognition of oral health care: high school students in Ulsan city)

  • 이가령;김지영
    • 한국치위생학회지
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    • 제5권1호
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    • pp.53-62
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    • 2005
  • To prepare basic data for oral health promotion of high school students through the survey of the recognition of oral health care, a questionnaire survey was conducted for 268 students. Statistical analysis was conducted using the SPSS 11.5 with ${\chi}^2$-test, fisher's exact test, t-test and logistic regression. The obtained results were as follows 1. The average of the high school student's oral health knowledge was $13.12{\pm}2.06$. Statistically school girls were higher(pE0.05) than school boy's oral health knowledge(male: 12.91, female: 13.35), tooth brushing frequency(male: 4times or more-15.4%, female: 4times or more-29.8%), and preventive dental visit(male: 8.1%, female: 17.5%). 2. More than 70% of high school students was concerned about oral health. According to the self-judgement of oral health, more than 50% of them was answered that they wasn't sure of oral health. 3. Only 13% of high school students received oral health education and 80% of them recognized oral health manpower's education needs. 4. The logistic regression analysis illustrated that high school student's preventive dental visit was independently associated with the self-judgement of oral health. The odds ratio was 3.0 and statistically significant.

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GARCH-X(1, 1) model allowing a non-linear function of the variance to follow an AR(1) process

  • Didit B Nugroho;Bernadus AA Wicaksono;Lennox Larwuy
    • Communications for Statistical Applications and Methods
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    • 제30권2호
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    • pp.163-178
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    • 2023
  • GARCH-X(1, 1) model specifies that conditional variance follows an AR(1) process and includes a past exogenous variable. This study proposes a new class from that model by allowing a more general (non-linear) variance function to follow an AR(1) process. The functions applied to the variance equation include exponential, Tukey's ladder, and Yeo-Johnson transformations. In the framework of normal and student-t distributions for return errors, the empirical analysis focuses on two stock indices data in developed countries (FTSE100 and SP500) over the daily period from January 2000 to December 2020. This study uses 10-minute realized volatility as the exogenous component. The parameters of considered models are estimated using the adaptive random walk metropolis method in the Monte Carlo Markov chain algorithm and implemented in the Matlab program. The 95% highest posterior density intervals show that the three transformations are significant for the GARCHX(1, 1) model. In general, based on the Akaike information criterion, the GARCH-X(1, 1) model that has return errors with student-t distribution and variance transformed by Tukey's ladder function provides the best data fit. In forecasting value-at-risk with the 95% confidence level, the Christoffersen's independence test suggest that non-linear models is the most suitable for modeling return data, especially model with the Tukey's ladder transformation.

청주지역 남 여 대학생의 생활 한복에 대한 이미지 연구 (A study on image of Korean folk costume of male & female college students in Cheongju city)

  • 김순심
    • 한국의상디자인학회지
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    • 제4권1호
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    • pp.155-172
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    • 2002
  • The purposes of the study were to investigate the differences of image on male and female contemporary folk costume of college students according to their sex, major and contemporary folk costume‘s possession. The data were collected from 300 male and 313 female college students in Cheongju city through self-administerd questionnaires and were analyzed by frequencies, Cronbach’s α, F-test, t-test, one way ANOVA and Duncan Test. The results of the study were as follows: There were significant differences with the images on male and female contemporary folk costume according to student‘s sex. There were significant differences with the images on male and female contemporary folk costume according to student’s major. There were significantly different with the images on male and female contemporary folk costume between group of having a contemporary folk costume and group of non-having it.

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중고생의 미용인식에 대한 연구 -헤어 미용을 중심으로- (A Study on the Middle and High School Student's Recognition of Beauty Arts)

  • 윤은영;김성남
    • 한국패션뷰티학회지
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    • 제6권1호
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    • pp.48-52
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    • 2008
  • The purpose of the study is to look at the middle and high school student's recognition of beauty Arts. The collected data were analyzed by frequency analysis, factor analysis, reliability test, t-test, correlations analysis, from which the result is as follows. Firstly, the lower levels of beauty art are comprehensive interest, personal interest professional interest, effort type, management type and consumption type. Secondly, Beauty art interest and attitude by gender and school levels showed meaningful difference. Thirdly, there is meaningful correlations between beauty art interest and beauty art attitude.

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일 지역 간호대학생의 영성에 관한 연구 (Spirituality of Student Nurses)

  • 이명화
    • 기본간호학회지
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    • 제11권3호
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    • pp.265-274
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    • 2004
  • Purpose: This study was to identify the level of spirituality in student nurses and to provide baseline data to develop a spirituality development education program. Method: The participants were 499 students in departments of nursing in 5 universities in Busan. The data were collected between June 7 and July 18, 2002. The instrument was used Howden's spirituality assessment scale. Collected data were analyzed with frequencies, percentages, $Means{\pm}SD$, t-test F-test, Scheffe test, and Pearson's correlation coefficient. The SPSS program was used. Results: 1) The mean score for spirituality was $101.14{\pm}8.70$ (range 26-130). 2) The mean score for perceived health state was $3.42{\pm}0.80$. 3) Spirituality according to general characteristics showed significant differences for sex, religion, practice experience, smoking, drinking, and climate of home. 4) Spirituality according to religious characteristics showed significant differences for influence of religion, necessity of religion, help from religion, subjectivity of God in life, reading religious books, participation in religion ceremonies. 5) There was a significant positive correlation between perceived health state and spirituality. Conclusion: The spirituality of the student nurses was high and differed according to sex, religion, practice experience, smoking, drinking, and climate of home, religious characteristics, spirituality, and perceived health status.

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간호대학생의 주사침 자상에 대한 지식, 이행 및 위험인식 (Knowledge, Compliance and Levels of Risk Factor Recognition for Needlestick Injuries in Student Nurses)

  • 박선남;이은영;김경미;한숙정
    • 기본간호학회지
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    • 제12권3호
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    • pp.337-346
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    • 2005
  • Purpose: The purpose of this study was to investigate the levels in student nurse of knowledge, compliance and risk factor recognition for needlestick injuries. Method: Nine hundred and thirty eight(938) student nurse from 3 universities and 3 junior colleges participated in this study. Completed questionnaires were collected between October and November 2004. They were analyzed by using the descriptive statistics and $x^2$-test, t-test with the SAS program, Results: There were no significant differences in the general characteristics of participants between the two groups-Needlestick Injury(NSI) group and non-Needle stick Injury(non-NSI) group. The scores for knowledge levels of treatment after needle stick injuries and the risk factor recognition level were significantly higher in the NSI group. The scores for performance level as to handling and using needles after needlestick injuries were significantly higher in the non-NSI group. Conclusion: It is necessary to develop a preventive program to decrease the needlestick injury rate among student nurse.

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