Validity and Reliability
Dominic McGregoryにより
1. Criterion Based Evidence
1.1. Scores are correlated with an external criterion
1.2. Concurrent
1.2.1. Deals with measures to be validated
1.2.2. Compared the old test with the new one being given
1.3. Predicitive Validated evidence
1.3.1. An indication of Success
1.3.2. Example GRE
2. Content Validity Evidence
2.1. Inspecting the test questions
2.2. Looks Valid
2.3. Should correspond to course objectives
3. Construct validity Evidence
3.1. Is information that corresponds to a theory
3.1.1. Desired result comes from theory
4. Reliability
4.1. Consistancy of a test given more than once
4.2. Test create is reliable if the test scores are the same over time
4.2.1. Helps detertermine the level of difficulty in instruction
4.2.2. Decides where students are to be placed
4.2.3. Helps teachers to adjust accordingly
4.3. Alternate forms
4.3.1. Creating different versions of the same test
4.3.2. Creating critical thinking such as short essay or long answer
4.4. Estimate Reliability
4.4.1. Test and Retest
4.4.2. Compare Scores