Importance of Validity in Educational Assessments

May 19th, 2015
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Validity in educational assessment is defined as how accurately an assessment measureswhat itintends to measure. If the aim of an assessment is to measure something in a particular subjectarea.

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Validity in AssessmentImportance of Validity in Educational AssessmentsValidity in educational assessment is defined as how accurately an assessment measures what it intends to measure. If the aim of an assessment is to measure something in a particular subject area but measures concepts which are completely unrelated to the subject area then the assessment is invalid, for example an assessment which requires students to write an article about geography in a specific language would not be a valid assessment as it would be testing students knowledge of the specific language rather than their knowledge about geography. In order for an educational assessment to be high quality it must be both reliable and valid. Reliability and validity are two different terms and must not be confused. Reliability measures consistency whereas validity measures accuracy [Maziam Alias(2015)]. The teachers have a very important role to strive for high content validity. It is important that students make use of as much of their class learning over the year as possible and the teachers should not make tests which only cover mat

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