To evaluate possible "bias" in a single test item,what evidence do psychologists examine?
A)If people take the same test twice, how many of them change their answer on this item?
B)Is the item among the easiest for one group and among the hardest for another?
C)Do most people answer the question correctly or incorrectly?
D)What percentage of all people fail to answer the question at all?

Question

Quizplus · Accepted Answer

Psychologists examine if an item is among the easiest for one group and among the hardest for another to evaluate possible bias. This indicates that the item may be favoring one group over another and could potentially result in unfair scores. The other options may provide some information on the performance of the item but do not directly address the issue of bias.

To Evaluate Possible "Bias" in a Single Test Item,what Evidence