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Psychometrist Exam Questions & Answers 2024/2025
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January 2025
2024/2025
A+
Psychometrist Exam Questions & Answers 2024/2025
Mode - ANSWER-Most often
Most frequent number
Median - ANSWER-middle value
Middle number in list
Mean - ANSWER-regular meaning of "average"
Average of all numbers
Classical Test Theory - ANSWER-Oberved score =True Ability + Random Error
X = T + e
*We can never technically know the exact "true score"
Measurement error - ANSWER-deviation of outcome of a measurement from the true value (systematic + random)
Confidence...
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