This was obviously a tough question, and after hours of tearing out my hair, I understand where the flaw is and why answer choice E is correct. Yet, there is still one component I am confused about.
... the traditional practice, were, on average, as confident as adults not ... under the practice are on average as confident as adults not ... than the other children on average. THIS IS THE EXACT POTENTIAL ...
I am interested in Powerscore and 7Sage, but do not know which one to choose. What is the average score increase from those taking their first PrepTest with 7Sage and their last? Thank you!