00414    a2200157   4500020001500000082001700015100002000032245006300052250000800115260004000123300002100163650001400184650002100198650002400219650001300243  a0824782496  a001.422bFED  aFederer, Walter  aStatistics and societybdata collection and interpretation  a2nd  aNew YorkbMarcel Dekkerc1991g1991  axvi, 578p.c24cm  aKNOWLEDGE  aRESEARCH METHODS  aSTATISTICAL METHODS  aRESEARCH