00338nam a2200133Ia 4500008004000000020001800040082001500058100003300073245003100106250000500137260003900142300000800181650001500189210210b1974   xxu||||| |||| 00| 0 eng d  a0 06 042731 0  a519.5 DOWB  aDOWNIE (N M) & HEALTH (R W).  aBasic statistical methods.  a  aLondonbHarper Internationalc1974  a355  aStatistics