The reliability coefficient of a new instrument is established at 0.86. The nurse researcher should interpret this finding to mean what?
a. High error variance; high reliability
b. High error variance; low reliability
c. Low error variance; high reliability
d. Low error variance; low reliability
ANS: C
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A When the error variance is low, the reliability coefficient will be closer to 1; a reliability level of 0.70 or higher is considered acceptable.
B When the error variance is low, the reliability coefficient will be closer to 1; a reliability level of 0.70 or higher is considered acceptable.
C When the error variance is low, the reliability coefficient will be closer to 1; a reliability level of 0.70 or higher is considered acceptable.
D When the error variance is low, the reliability coefficient will be closer to 1; a reliability level of 0.70 or higher is considered acceptable.
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