mental Association & National Council on Measurement in Education, 1999). It is pregnant to remember that reliability is not measured, it is estimated. For example, on a reliable test, a student would be expecting to receive the same mannequin regardless of when the student completed the assessment or test, when the resolution was cross outd and graded, and who scored the response. On an unreliable examination, a students grade or score may be different based on factors that are not related to the purpose of the test or survey. thither are two ways that reliability is estimated, test/retest and interior consistency. The first implements the measurement of an instrument at two enlighten times for each subject. The second documents the correlation between the two separate measurements and the third assumes at that place is no change in the underlying condition of the survey, questionnaire or test.
Validity
Validation is the process of accumulating manifest that supports the accuracy of...
Validity denotes the meaning of a test score or assessment result. Although historical notions of rigourousness have suggested there are multiple forms of validity, contemporary views of validity consider it to be a unitary construct supported by limpid forms of evidence. Contrary to popular belief, validity is neither obvious nor intuitive. Therefore, the validity of any test or assessment, from teacher-made quizzes, tests, and assignments to published tests and procedures, should be completed by collecting relevant forms of evidence so that educators can draw appropriate interpretations of assessment results...If you want to get a full essay, order it on our website: Ordercustompaper.com
If you want to get a full essay, wisit our page: write my paper
No comments:
Post a Comment