Deletion of US Senators Average Tenure Increasing

Comment: I don't think it's vandalism, but it is an |original research essay, not an encyclopedia article
Stance: delete
Cited policy: Wikipedia:No original research (WP:NOR)

Comment: Original research,  fails , , borderline qualifies for speedy under patent nonsense
Stance: delete
Cited policy: Wikipedia:Notability (WP:N||WP:V)

Comment: as unsourced essay in violation of 
Stance: delete
Cited policy: Wikipedia:No original research (WP:NOR)