The Reliability Coefficient (R_xx)equals True Score Variance $\sigma$ ²_T)divided by The:
A)observed Score

question 29

Multiple Choice

The reliability coefficient (r_xx) equals true score variance ( $\sigma$ ²_T) divided by the:

• A)observed score.
• B)measurement error .
• C)variance due to measurement error.
• D)variance of the total test.

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