TY - GEN TY - GEN T1 - On modified Wald statistics : their application to a goodness of fit test of logit models under complex sampling involving ill-conditioning T2 - Publications of the Social Insurance Institution A1 - Lehtonen, Risto, 1948- LA - eng PP - Helsinki PB - Social Insurance Institution YR - 1990 UL - https://kansalliskirjasto.finna.fi/Record/helka.993385893506253 AB - Tiivistelmä: Muunnetuista Waldin testisuureista. SN - 951-669-312-1 pehmeäkantinen KW - otanta. KW - tilastomenetelmät. KW - sampling (statistik) KW - statistiska metoder. ER -