00460nam a22001217a 4500020002200000082001900022100003300041245003800074260005200112300003300164500001900197650012200216  a0-8385-05104(pbk)  a570.15195bDAW  aDawson, BethaRobert G.Trapp  aBasic and clinical biostatistics   aNew YorkbLange Medical Books/McGraw-Hillc2001  aix, 399 p.b: ill.c; 25 cm.  aIncludes index  aBiostatisticsaBiometry vMedical statisticsvHypothesis testingvResearch statistics methodsvCentral tendencyvRIPS