00546nam a22001337a 450000500170000002000240001708200160004110000210005724500700007826000600014830000360020850000340024465001340027820260709105147.0  a9781557984555 (pbk)  a150.72bMEL  aMeltzoff, Julian  aCritical thinking about researchb: psychology and related fields  aWashington DCbAmerican psychological Associationc2001  axvi, 297 p.b: ill.c; 25.5 cm.  aIncludes glossary and index.   aPsychologyaCritical thinkingvConfounding variablesvResearch strategiesvResearch designvResearch ethicsvData analysisvRICPP