@book{DRU-1885-AHCPR,
author="Farley, Donna O. and Ron D. Hays and Marc N. Elliott",
title="When Does A Plan Differ Significantly from Other Plans?  : Statistical and Practical Significance Criteria of Star Ratings for the New Jersey CAHPS Survey",
address="Santa Monica, CA",
year="1997",
doi="",
publisher="RAND Corporation"
}