If you notice the ranking is not consecutive with the use of the RANK function; that is because the RANK function ranks records of the result-set sequentially starting from 1. When it finds a tie it assigns the same rank to the all the records in the tie, but still keeps incrementing the record counter so the next record will get a new rank which would be (previous rank + no of records in the current tie + 1) .
Implausibility definition, not plausible; not having the appearance of truth or credibility: an implausible alibi. See more.
2. not easily understood; mysterious; unfathomable: an inscrutable smile. 3. incapable of being seen through physically; physically impenetrable: the inscrutable depths of the ocean. Source(s): http://dictionary.reference.com/browse/inscrutable hope i helped =)