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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Focus group research- reliability‚ validity‚ replicability‚ generalisability A focus group can be defined as a group interview- centered on a specific topic and facilitated and co-ordinated by a moderator or facilitator- which seeks to generate primarily qualitative data‚ by capitalizing on the interaction that occurs within the group setting. The idea behind the focus group method is that group processes can help people to explore and clarify their views in ways that be less easily accessible
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Conformity Student Name: Student Number: Course Code: Instructor: 16th March‚ 2013 The psychological concept of conformity refers to a shift in thought or character due to external influence - real or imagined. More often than not‚ people find themselves believing that since more people are doing some things‚ then they also should. This may not necessarily be good‚ but a lot of times‚ we find it hard to resist flowing with the crowd. In other
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Validity A really important aspect that has emerged in our project is validity which must be put into consideration when developing and evaluating a language test‚ since it will allow us to evaluate the utility and appropriateness of the test for our particular purpose and context. Therefore‚ the validity of a test can only be established through a process of validation and in order to carry it out‚ a validation study has to be undertaken‚ on the basis of arriving at a conclusion as to whether
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student’s mastery of a subject‚ teachers used different testing methods to gauge how well the students understand the class lessons. One of the most common form of testing is providing graded examinations. The score earned by the student will serve as a reflection of his or her knowledge and understanding of the subject. To guarantee the effectiveness of the examination in measuring the student’s knowledge‚ a teacher must verify the validity of the result of the examination. Teachers and aspiring
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essay I will discuss psychological origins of attraction‚ this include physical attractiveness and similarity. Attraction is a desire for a specific person. It is a complex human behaviour with numerous varied origins and causes. There is a large amount of research which suggests there are a number of psychological origins that affect how much we are attracted to a person in the first place‚ whether as a potential friend or romantic partner. Physical attractiveness (a psychological origin) plays
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Discuss the Reliability of One Cognitive Process Memory is an example of a cognitive process‚ in other words it is a process by which knowledge is gained. This essay will attempt to explain the internal processes which are involved in memory and try to determine whether or not our memories as mental process of knowing‚ reasoning and judging can be considered reliable sources of information. First of all‚ memory is defined as the process of retaining and recalling past events or experiences.
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Reliability It means the extent to which a test is consistent and dependable. It is concerned with the consistency of responses from moment to moment. However‚ it may not always be valid. Techniques in Testing the Reliability of Assessment Methods or RAM I. Test-retest Method The same test is administered twice to the same group of student and the correlation coefficient is determined. Disadvantages: 1. When the time interval is short‚ the respondents may recall their previous responses resulting
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Reliability and Validity Paper Samantha Smith BSHS/382- Research and Statistics April 22‚ 2013 ANGELA COLISTRA Introduction Reliability and Validity are two important aspects of research in the human services field and without these tools researchers results would be incomplete. This paper will give examples of the different types of reliability and validity and examples on how they apply to human services research. Also this paper will provide examples of data collection
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EXPLORING RELIABILITY AND VALIDITY INSTRUCTIONS In a 2–3-page Word document (not including the title and reference page)‚ you will analyze the psychometrics provided from the Values and Motives Questionnaire (VMQ). Use APA formatting for the font (Times New Roman 12 pt.)‚ title page‚ margins‚ and section headings. To receive full credit for this assignment‚ be sure to: 1. Address the type of reliability and validity used. Explain the types of reliability and validity used. The authors of the
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