Validity & Reliability in Assessment and Measurement

1. Why validity and reliability are important in learning and assessment?

2. types of validity

2.1. Content Validity

2.2. Criterion Related

2.3. Construct Validiity

3. An assessment is "valid" when it measures what it is suppose to.

4. Reference

5. types of Reliability

5.1. Test-retest

5.2. Alternative Form

5.2.1. New node

5.3. Internal Consistency

6. An assessment is "reliable" when the outcome or rank of the test taker is consistent when taken on more than one occasion (Kubiszyn & Borich, 2010).