Frequently asked questions
Why does my competence go down though I answer questions correctly?
There is no need to answer questions correctly
while reviewing them because your score and competence do not depend on your
answers. It depends on whether you are unbiased and attentive in evaluating
questions. Perhaps your competence keeps
going down because you report about mistakes when the question is ok, or vice
versa do not notice
You may read more about review competence here.