1. What is external validity? a. External validity is the extent to which findings may be generalized. (Page 292) 2. Why should a researcher be concerned about generalizing to other populations? a. Researchers should be concerned about generalizing to other populations‚ because if their research is not generalizable then their findings will be limited to only one population and will not have a far-reaching effect. (Page 292) 3. How can the fact that most studies are conducted with college students
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Discuss issues surrounding the reliability and validity of classification and diagnosis for Schizophrenia. Schizophrenia is a psychological disorder which is sometimes referred to as split minds. Sufferers can be known to show symptoms of delusions‚ hallucinations as well as catatonic behaviour. If we are looking at the validity of something it means we are measuring what we are claiming to measure‚ and if we are looking at the reliability of something it means if we repeat the process over
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Reliability is general rather than specific But validity is not general but specific. Reliability is necessary for validity because a test with score which fluctuates very much does not test anything. For example if a test of pronunciation measures pronunciation it is a valid test‚ instead of measures grammar and vocabulary. The test yields dependable scores that is if the scores do not fluctuate very much the test is reliable. means the scores obtained by a student will be close to the score she
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What do you consider to be your greatest achievement thus far? Please share this with us in about 500 words. My greatest achievement would probably be my good academic results during my three years of polytechnic studies. How and Why those three years of studies end up as my greatest achievement thus far are probably due to my academic results between the time in secondary school and the time in polytechnic. I also believe that those three years in polytechnic change my mentality towards studying
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war. ‘Daddy what did YOU do in the war?’. The facial expression of the father seems very blank and sad‚ this picture suggests that the father didn’t not go to war and had no way to answer his daughters question an now he feels ashamed and embarrassed for not enlisting to go to war. Historians can see the use of this poster and why the Government would place these posters around. In 1914 for the First World War Britain had no problem in encouraging men to enlist. Many of these had reason such as; ones
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outcome (increased class participation). Validity is in four types and these are: Conclusion‚ Construct‚ Internal and external validity. Conclusion validity tries to find out the relationship between a program and the observed outcome. For instance‚ a connection between Re-entry policy and increased failure rate in schools. Construct validity looks at the extent to which a test measures what it claims or intend to measure. Internal validity refers to how well an experiment has been done and the extent
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Describe and evaluate contemporary use of personality measurement and testing‚ focusing on issues of reliability and validity‚ using empirical evidence to support your arguments. Personality tests are widely used these days in both professional and informal settings. One may take a personality test online‚ for example; in order to determine how much like a film character they are‚ or they may take one in an employment process or clinical setting. This essay‚ however‚ will only be looking at formal
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Memory. How does this video change the way you view memory? Do you think it is possible for people to have memories that are not real or faulty? Discuss some factors do you think might contribute to the development of false memories‚ and explain how you think eyewitness testimony should be handled in the courtroom.” This video changed the way I views memory‚ because I realized how important your memory is‚ without a memory you don’t feel that you exists. You would live in the moment without ever being
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QUANTITATIVE DATA ANALYSIS USING SPSS AN INTRODUCTION FOR HEALTH AND SOCIAL SCIENCE Pete Greasley Quantitative Data Analysis Using SPSS Quantitative Data Analysis Using SPSS An Introduction for Health & Social Science Pete Greasley Open University Press McGraw-Hill Education McGraw-Hill House Shoppenhangers Road Maidenhead Berkshire England SL6 2QL email: enquiries@openup.co.uk world wide web: www.openup.co.uk and Two Penn Plaza‚ New York‚ NY 10121-2289‚ USA First published
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Do you agree or disagree with the following statement? A zoo has no useful purpose. Use specific reasons and examples to explain your answer. I think that the question about whether a zoo has no useful purpose is the one that is open for debate. It is a topical question nowadays. Some people believe that a zoo has an essential and cognitive purpose. However‚ other people believe that a zoo has no useful purpose and people should observe wild animals in their nature. Personally‚ I think that both
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