kragan4236 kragan4236

20-03-2024
Mathematics

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According to classical test theory, which of the following statements is true?
1) A test score is equal to the true score plus or minus test error
2) Reliability is an estimate of the ratio of true test score variance to observed test variance
3) The more reliable a test is, the less unsystematic error is associated with it
4) All of the above

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