PPT-Reliability or Validity

Reliability gets more attention Easier to understand Easier to measure More formulas like stats Base for validity Need for validity Does test measure what it claims Can test be used to make decisions. a comparative analysis of 3 online appraisal instruments ability to establish rigor. Karin . Hannes. Centre for Methodology of Educational Research. K.U.Leuven. The Aspirine . C. ase. To appraise or not to appraise. TYPE OF RELIABILITY/VALIDITY NUMBER OF PERSONS TO ASSESS Test - Retest Reliability Inter - Interviewer Reliability Inter - Respondent Reliability Concurrent Validity ________________________________ Measuring Research Variables. Research Methods in Physical Activity. Research Methods in Physical Activity. Validity. Validity (. Degree to which a test or instrument measures what it purports to measure; can be categorized as logical, content, criterion, or construct validity. . using . Busting Up . Bullying 1100L. Day 1. Warm-Up. :. Read . paragraphs 1-3 of the . article . Busting . Up Bullying. . 1100L. . Underline three or four of the most important words in each of those paragraphs.. 2. Reliability, Validity and Scale Construction. Steve Fisher, Robert Andersen. and. Anthony Heath . . Department of Sociology. . UNIVERSITY of OXFORD. 2. The Logic of Sampling & Measurement. 3.1.17. Turn in. : . Nothing. Take out. :. . Notes, notes, notes. Today’s Learning Objectives. :. Discuss validity and reliability of diagnosis. Today’s Agenda:. Abnormal Intro Cont.. Form Groups. It’s my favourite part of the syllabus…honest. Would a teacher lie to you?. I can reliably predict that you’re all yawning already. Y. Right, own up. Who wrote that? Detention for a week! Yes, we know it seems boring.... Validity . Is the translation from concept to . operationalization. accurately representing the underlying concept. . Does your variables measure what you think in abstract concepts.. This is more familiarly called Construct Validity.. . of. . diagnosis. DSM. The . D. iagnostic and . S. tatistical . M. anual of Mental Disorder (Edition 4), was last published in 1994. . The DSM is produced by the American Psychiatric Association. . Why is this so important and. why is this so difficult?. Reliability and Validity. The language for this is from the quantitative tradition—scientific . verification—positivism. . Habermas. ’ cognitive interest of . Daren K. . Heyland, MD, MSc, FRCPC. Professor of Medicine. Queen’s University, Kingston General Hospital. Kingston, Ontario. A Randomized Trial of Supplemental . Parenteral. Nutrition . in Under . Diagnosis. Diagnosis within abnormal psychology means identifying and classifying abnormal behavior on the basis of . symptoms. , . the . patients’ self-reports, . observations. , . clinical tests . Instrumentation: Validity Measuring Caring in Nursing Validity: Defined Extent to which instrument reflects abstract construct being examined; measures what it is supposed to measure Domain or Universe of Construct Reliability of diagnosis. = the extent to which clinicians agree on the same diagnosis for the same patient. .. The extent to which the same diagnosis is given in different cultures. Reliability in diagnosis.