Not sure if this indicates anything, but here is an example of someone who had “Waitlist Undergraduate” and ended up being waitlisted ED…
http://talk.qa.collegeconfidential.com/t/nyu-ed-i-class-of-2025/2106522/727
http://talk.qa.collegeconfidential.com/t/nyu-ed-i-class-of-2025/2106522/1675
Could very well be a coincidence, but idk