Author Question: Assuming that the correlation between the odd-numbered and the even-numbered items on a test is ... (Read 69 times)

Hungry! · **on:** Jun 19, 2018

Assuming that the correlation between the odd-numbered and the even-numbered items on a
test is .74, the corrected split-half reliability of the test (using the Spearman-Brown prophecy
formula) is approximately

A) .95. B) .85. C) .90. D) .80.

Question 2

If the response curve for item A has a steeper slope than the response curve for item B, then item
A has a higher __________ index than item B.

A) difficulty B) distracters uniformity
C) discrimination D) characteristic