000 00751nam a22002057a 4500
001 ched15066141
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008 110824t xxu||||| |||| 00| 0 eng d
050 _aJNF LB 1028 E35 2007
099 _c3238
_d3238
100 _aMartinez, Andres
245 _aStrategies for improving precision in group-randomized experiments
_bpp. 5-29
_cStephen Raudenbush, Andres Martinez and Jessaca Spybrook
500 _aEducation evaluation and policy analysis Vol. 29 No. 1 Mr 2007
501 _aA Quarterly publication of the American Educational Research Association
630 _aGROUP-RANDOMIZED EXPERIMENTS
630 _aMULTILEVEL RESEARCH DESIGN
630 _aCLASSROOM INTERVENTION
630 _aINTERVENTION
942 _cJF
999 _c2866
_d2866