The hypothetical score someone would get if he or she took a test an infinite number of times with no practice effects in taking the test.

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The hypothetical score someone would get if he or she took a test an infinite number of times with no practice effects is referred to as the "true score" in psychometrics and educational measurement. This concept is foundational in classical test theory, where it is assumed that each test-taker has a true score that would be obtained if there were no measurement errors.

The Hypothetical Score Someone Would Get If He or She