Which type of reliability would a scientist measure if the scientist wants to examine the variation between exam scores for a person taking a single test multiple times?
- internal consistency
- inter-rater
- test-retest
- parallel-forms
Explanation: The four different types of reliability that a scientist could examine include the following:
- Inter-rater - How similarly do different people score on the same test?
- Test-retest - How much variation exists between scores for the same person taking a test multiple times?
- Parallel-forms - How similar are the scores of two different tests that are created from the same content domain?
- Internal consistency - What is the variation of scores for different items in the same test?
The correct answer is: test-retest
Exam with this question: Big data & Analytics Chapter 4 Quiz Answers – Advanced Data Analytics and Machine Learning
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