00486nam a2200169 a 450000500170000008200180001710000280003524500330006326000440009630000220014049000350016263000150019796400160021299700110022899900150023995200620025420251202164240.0  a658.0051bHBR  aHarvard Business Review  aStatistical decisions part 1  aNew YorkbHarvard Business Reviewc1959  a204 p.c24 cmcHB  aHarvard Business Review  21190  aManagement  bcdefg_  a4927 C  c4857d4857  00104070aPUbPUd1998-04-09l0o658.0051 HBRp4927yBK