PPT-Ecological Validity in

Assessment Ecologically valid assessments are sensitive to chronological and developmental ages medical status physical and sensory abilities e ducation o ccupation cognitive level. 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. Thinking Questions. What is an IV?. What is a DV?. What is repeated measures design?. What is matched pairs design?. What is independent groups design?. What is a hypothesis? Can you name the 3 types . Sherwood Brooks. Driftwood Middle School, 2011. We live in time when we are bombarded with information. . A wise in. . consumer must be able to determine which information is trustworthy and what needs to be disregarded.. Week 8, Psych 350 – R. Chris Fraley. Validity. In our last class, we began to discuss some of the ways in which we can assess the quality of our measurements.. We discussed the concept of reliability (i.e., the degree to which measurements are free of random error).. Part 2. Foundations of Measurement for Human Resource Selection. CHAPTER. 5. ©2011 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part.. 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.. Jill Hoxmeier. H615: Advanced Research Design. October 10, 2013. “Boy, a few more like that and I’ll be ready for Gamblers Anonymous”. Twin Problems of Construct Validity. Construct 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. Concept analysis. Jamie DeLeeuw, Ph.D.. 5/7/13. Reliability. Consistency of measurement. The measure itself is dependable.. ***A measure must be reliable to be valid!***. High reliability = greater consistency = lower randomness (error). Dr. . Debrah. Fine. Ecology. The study of how living things interact with each other and their non-living environment. From Greek “. oikos. ,” meaning “home,” and “logy,” meaning “knowledge.”. UCL Institute of Education. Aims. To understand what ‘external validity’ is and why it is important….. The difference between sample and population average treatment effects (SATE and PATE). The assumptions under which estimates of SATE = PATE. e-mail. : . easybiologyclass@gmail.com. . . mail@easybiologyclass.com. . www.easybiologyclass.com. . www.easybiologyclass.com. For detailed description of this topic, please . 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?. Validity. Reliability is a necessary, but not a sufficient condition for validity.. Cynthia Conn, PhD. Assistant Vice Provost, Professional Education Programs. Kathy Bohan, . EdD. Associate Dean, College of Education. Sue Pieper, PhD. Assessment Coordinator, Office of Curriculum, Learning .