Kaplan Qbank scores

When Kaplan Qbank online portal gives you a comparison between your performance and the others’. Is this actually a meaningful indication if you performance in the actual exam? Can someone score 90% in Qbank questions (more than 55% solved - most of them are med. and adv.) and then significantly falls below that in the actual exam???

Qbank is good, but the straightforward answer to the above question is yes you can fall below the Qbank score in the actual exam. The most comparable to the actual exam is CFAI mock exams