PPT-(7) Validity of Predictions

38 Time Series What we are looking at now Very important for Merit AND Excellence Fitted vs Raw This involves comparing the raw data black line with the fitted model green line In particular we are looking at how well the model fits the data . IB Syllabus Says:. Discuss the validity and reliability of diagnosis. Issues related to diagnosis: . http://. www.youtube.com/watch?v=xYemnKEKx0c. . http. ://. www.youtube.com/watch?v=gu7NDUc5TD4. . 7.5 The student will read and demonstrate comprehension of a variety of fictional texts, narrative nonfiction, and poetry. .. e) Make. , confirm, and revise predictions. . What is a prediction? . A prediction is a forecast or an educated guess of what may happen next. Is the Test Appropriate, Useful, and Meaningful?. Properties of Validity. Does the test measure what it purports to measure?. Validity is a property of inferences that can be made.. Validity should be established over multiple inferences.. 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?. 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?. 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.. Chris Ferro (University of Exeter). Tom . Fricker. , . Fredi. Otto, Emma Suckling. 12th International Meeting on Statistical Climatology (28 June 2013, . Jeju. , Korea). Credibility and performance. Starter. Answer the exam questions in silence, no notes! . 15 . The students thought that having a dog on a lead was a useful measure of considerate . behaviour. because it had face validity. Explain what is meant by face validity in this context. . 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.. A Practical Approach. to Faith-Related Psychological Problems. David Christian, Ph.D.. Licensed Psychologist. Logan, Utah. Self-Introduction. Born/raised in the church. Multi-generational Mormon.. Served a Spanish-speaking mission in Sydney, Australia. . David Oglesby. Partner Language Training Center Europe. What is Validity?. Merriam-Webster: (the quality of being) . well-grounded. (OE) or . justifiable. . (AF. ); at once . relevant. (ML) and . Ottusch. . H615. October 11, 2013. What is external validity?. “Concerns inferences about the extent to which a causal relationship holds over variations in persons, settings, treatments, and outcomes.” (p. 83). Scatter Plot Review. Using the Regression Line Model to Make Predictions. It’s the responsibility of the news medium to report on important decisions made by newsmakers. Examples include new traffic laws based on the number of accidents, immigration reform based on the number of people emigrating to the U.S., and gas prices based on the supply and demand of oil. These decisions make headlines because of the impact they have on our lives. Diagnosis. Diagnosis within abnormal psychology means identifying and classifying abnormal behavior on the basis of . symptoms. , . the . patients’ self-reports, . observations. , . clinical tests .