validity and reliability of research instruments sample

... estimates of activity in young children in their home environment The aims of this paper are to outline the development and socioecological framework of Pre-PAQ, and to report its validity and reliability ... version of the Dwyer et al International Journal of Behavioral Nutrition and Physical Activity 2011, 8:86 http://www.ijbnpa.org/content/8/1/86 Page 11 of 13 Table Comparison of the reliability and validity ... Australasian Child and Adolescent Obesity Research Network [12]; (iv) conducting focus groups with parents and preschool staff to assess the content and face validity of questionnaire items; and (v) pilot

Ngày tải lên: 14/08/2014, 08:20

... analysed and item-convergent and item-discriminant validity were assessed In assessing item-convergent validity, a stringent criterion of correlation of 0.40 or greater between an item and its ... test-retest reliability of the instrument and the test-retest reliability assessment revealed strong, positive correlations for each of the three subscales of MBI-SS For the EX, CY, and rPE subscales, ... original 16-item version of the MBI-SS [35,36] Assessment of reliability of the Sinhala version of the MBI-SS was done by assessing the internal consistency and the test-retest reliability Internal

Ngày tải lên: 10/01/2020, 15:19

... 0.7 and above Cronbach’s Alpha indicates that the questionnaire has good reliability [33] An ICC of 0.4—0.75 indicates acceptable reliability, and a value of more than 0.75 indicates excellent reliability ... between the test and re-test This questionnaire has strong validity and reliability that can be used to measure high school student’s knowledge, attitude, and practice about exercise and their exergames ... adequate sample size The participants and their guardians signed an informed consent form We obtained approval from the ministry of education Malay-sia and The Human Research Ethics Committee of Uni-versity

Ngày tải lên: 31/10/2022, 04:05

... AccessResearch Validity and reliability testing of two instruments to measure breast cancer patients' concerns and information needs relating to radiation therapy Georgia KB Halkett* and Linda ... larger samples of breast cancer patients Com-munication of these results along with the developed instruments will allow other investigators to test the instrument and expedite this area of research ... Information Behaviour Model and refer-ring back to the literature in the area Content validity of the items was determined by asking a sample of six female experts (the panel of experts included one

Ngày tải lên: 09/08/2014, 10:21

... Ma,1Xianbo Chen,2and Hazem H Refai2 1 Department of Engineering and Physics, School of Science and Engineering, Oral Roberts University, Tulsa, OK 74171, USA 2 School of Electrical and Computer Engineering, ... mobility of vehicles on the road may cause two adverse effects on performance of message sending and receiving On one hand, during the transmission of safety-related Trang 3message, some of the ... broadcasting communication has the characteristics of lower delay, higher reliability, and being easier to implement and analyze Considering that reliability of safety message transmis-sion is the most

Ngày tải lên: 21/06/2014, 23:20

... meaningful changes, and reliability of the WPS-RA The survey was intended to capture the patient's perspective of aspects Trang 3of work (within and outside the home) that are difficult and thatchange ... based on the HAQ-DI) [19] Data handling and statistical analysis The assessment of the psychometric properties (discriminant validity, responsiveness, and reliability) of the WPS-RA was performed ... popu-lation (that is, randomly assigned patients, who had taken at least one dose of study drug), regardless of the randomization group Discriminant validity The discriminant validity of the WPS-RA was

Ngày tải lên: 09/08/2014, 14:21

... Trang 1RESEARCH UNDERSTANDING VALIDITY AND RELIABILITY FROM QUALITATIVE AND QUANTITATIVE RESEARCH TRADITIONS Vu Thi Thanh Nha* VNU University of Languages and International Studies, ... enhance their research rigor Key words: validity, reliability, qualitative research, quantitative research 1 Introduction * Validity and reliability are among important concepts to justify research ... and aims to construct an understanding of reality This often gives rise to questions such as: Are reliability and validity important for the qualitative approach? If they are, what types of validity

Ngày tải lên: 29/05/2022, 00:47

... achievement of students Method In this chapter, process of population and sample, the adaptation of the scale, reliability and validity are described Population and Sample 1610 students of Gaziantep ... Faculty of Education are attended to create the research's population of the study under the CCS's adaptation, the validity and reliability Because the number of individuals in the research ... Cronbach alpha coefficient and stability (Kılıçer and Odabasi, 2010) SPSS 20 and LISREL 8,7 (Jöreskog and Sorbo, 1996) programs were used for the validity and reliability analysis of scale Findings

Ngày tải lên: 21/10/2022, 18:08

... al confirmed the validity and reliability of this tool The items of this tool include ‘occupation of the head of household as the main source of income’, ‘education of the head of household’, ... The rate of inactivity and its related factors in the adult population of Tehran: a study of glu‑ cose and lipids in Tehran Iranian Journal of Endocrinology and Metabo‑ lism, a bi‑monthly research ... of the questionnaire was distributed among ten experts in the fields of health education and promotion, epidemiology, physical education, and sport sciences, and evaluated for face validity and

Ngày tải lên: 31/10/2022, 03:34

... stability, responsiveness and validity of the TCT. Results: We found evidence supporting the temporal stability, construct validity, and responsiveness of TCT measures of intervention activities, ... robustness of these findings provides additional validation of the responsiveness and stability properties of the TCT. Measure validity Construct validity Table 3 presents findings from the construct validity ... http://www.implementationscience.com/content/6/1/115 Page 10 of 13 [...]... analysis, and participated in data interpretation and drafting of the paper LHL participated in conceptualization and design of the study and provided

Ngày tải lên: 10/08/2014, 11:20

... daily operation The reliability and lifetime are the concern for engineers and scientists This research addresses the reliability and lifetime of the piezoelectric micro-actuators, and proposes a ... performance and off-track capability, causing an increase in side reading and an offset of written transitions from track center Especially in self-servo writing and with the recent research and development ... guidance and advice during the course of the research and his amendments on the thesis The author is deeply grateful to Associate Professor Xie Min from the Department of Industrial and Systems

Ngày tải lên: 15/09/2015, 17:10

... Value Accounting and reliability of earn accounting information of listed firms in Nigeria The descriptive research study was adopted for the purpose of this research as this type of research design ... constructs of this research study The combine reliability of all items in the research instrument gave a reliability statistics of 0.8, which surpasses Pallant’s (2005) reliability benchmark of 0.7 ... accounting and reliability of accounting information The method employed in proffering solution to the research questions raised is contained in section 3 of this research study while the result of the

Ngày tải lên: 29/05/2020, 10:35

... 2015 and 2016: 4/6 (67%) of FLL vs 2/6 (33%) of FLE in 2015 and 7/9 (78%) of FLL vs 2/9 (22%) of FLE in 2016 One Table 5.Research trends of VNU ULIS doctoral students (examined in terms of research ... master and doctoral RESEARCH PUBLICATIONS AND TRENDS OF RESEARCH IN FOREIGN LANGUAGE MAJORS AT VNU UNIVERSITY OF LANGUAGES AND INTERNATIONAL STUDIES: Hoang Van Van* Center of Linguistics and ... topic of my report Then after providing the scope of my report, I presented in detail the results of my survey on the publications by and trends of research of VNU ULIS academics and master and

Ngày tải lên: 24/01/2021, 08:17

... the concepts and practice that underpin advanced literary research skills and textual studies (the practice of textual criticism, and the history of the production and dissemination of print); ... craft of professional scholarship (methods of research, advanced scholarly writing, digital tools and methods, diverse modes of research dissemination, academic conversation, appropriate forms of ... Colomb, and Joseph M Williams The Craft of Research 4th ed Chicago: U of Chicago P, 2016 Print (If you can afford it, the book is $18 USD and well worth having on your shelf.) Kelsky, Karen The Professor

Ngày tải lên: 18/10/2022, 14:42

... (SpO2≥92% and SpO2≤96%), and hypoxemia (SpO2≤91%) These per-centages of time were used to compare the two profiles in the first part of the study and to compare the FiO2 controller and the control ... of consecutive admitted patients between September and October 2011 in the same ICU The two parts of the study were accepted by the Ethics Committee of the hospital [The Ethic Committee and Research ... changes between the two profiles We therefore removed for the comparison of the two profiles a period of 15 minutes for each episode of suctioning (it usually took between 5 and 10 minutes to come

Ngày tải lên: 04/12/2022, 10:35

... services, the execution of marketing and sponsorship campaigns, the development and maintenance of its IT and communications infrastructure, and the payment of salaries and benefits to its employees ... the purchase of ingredients and equipment, the operation of restaurants and outlets — including utility and occupancy costs, the management of its partnerships, the procurement of third-party ... As a result, its brand name and intellectual rights, a network of restaurant, online ordering systems and IT infrastructure, supplies and supply chains, a network of partners, and employees are

Ngày tải lên: 08/08/2024, 22:06

... Health and Quality of Life Outcomes BioMed Central Open Access Research Reliability and validity of the Gastrointestinal Symptom Rating Scale (GSRS) and Quality of Life in Reflux and Dyspepsia ... frequency and severity Conclusion: The psychometric characteristics of the different language versions of the GSRS and QOLRAD were found to be good, with acceptable reliability and validity The GSRS and ... and 1.1%; Poland, 0.7% and 0.7%; Spain, 0.6% and 0.6% In cases where more than 6% of the data were missing (Germany, Hungary and Italy), characteristics (age, gender, duration and frequency of

Ngày tải lên: 18/06/2014, 22:20

... not only a comparison of four methods of sample size calculation, but also the comparison of the power of four different methods of analysis We describe four methods of sample-size estimation ... means Suppose we have two independent random samples x1, x2, ,xm and y1, y2, ,yn, of HRQoL data of size m and n respectively The x's are y's are random samples from con-tinuous HRQoL distributions ... Algorithm 1 Power and sample size estimation using the bootstrap 1 Draw a random sample with replacement of size 2 n from F The first n observations in the sample form a sim-ulated sample of x's, denoted

Ngày tải lên: 20/06/2014, 15:20

... 7, 8, 11, 13 and 15; and item correlated with SCL items 1, 2, 6, and 10 Only item did not correlate with any of Page of 10 (page number not for citation purposes) Health and Quality of Life Outcomes ... statistical analyses and gave scientific input in the analysis of the results and in the writing of the manuscript AB: gave scientific input in the design of the study and in the writing of the manuscript ... the new instrument and the SCL Results In total, 137 patients were identified and eligible, 11 of whom were not interested in participating (on the grounds of a lack of time and not wishing to...

Ngày tải lên: 18/06/2014, 18:20