Validity and Reliability in Measurement

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Validity and Reliability in Measurement by Mind Map: Validity and Reliability in Measurement

1. Validity

1.1. Content Validity Evidence

1.1.1. Useful requirement for a test but not a gurantee

1.1.2. Used to make sure test/assessment questions match the objectives/ content covered

1.2. Criterion Related Validity Evidence

1.2.1. Concurrent Criterion Multiple measures administered and measured at the same time.

1.2.2. Predictive Validity Predicts how well students will do in a similar future setting involves time variable

1.3. Construct Validity Evidence

1.3.1. Theoretical support of idea that reflects a relationship between ideas

2. Reliability

2.1. Test-Retest

2.2. Alternative Form

2.3. Internal Consistency

2.3.1. Split Half Split test into equal parts and compare results

2.3.2. Kuder-Richardson Concept Measures how much each item with the test relates to the others