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Which best conveys the meaning of an inter-scorer reliability estimate of .90?a. Ninety percent of the scores obtained are reliable.b. Ninety percent of the variance in the scores assigned by the scorers was attributed to true differences and 10% to error.c. Ten percent of the variance in the scores assigned by the scorers was attributed to true differences and 90% to error.d. Ten percent of the test's items are in need of revision according to the majority of the test's users.
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