Author Question: A discrimination index of +1.00 means that the item ____________________. a) fails to ... (Read 60 times)

savannahhooper · **on:** Jul 13, 2018

A discrimination index of +1.00 means that the item ___________________ _.

a) fails to discriminate
b) discriminates perfectly
c) is too easy
d) is too hard

Question 2

Which of the following describes the best multiple choice item?

a) The difficulty level is .90.
b) The distracters are implausible.
c) A large proportion of the low group answered the item correctly.
d) The discrimination level is .90.