A test having 20 items has a reliability coefficient of 0.60. If 80 more similar items are added, the new reliability coefficient would be :

A test having 20 items has a reliability coefficient of 0.60. If 80 mo

1.	A test having 20 items has a reliability coefficient of 0.60. If 80 more similar items are added, the new reliability coefficient would be :
A.	0.81
B.	0.86
C.	0.88
D.	0.92
Answer» D. 0.92

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A test having 20 items has a reliability coefficient of 0.60. If 80 more similar items are added, the new reliability coefficient would be :

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