127 153 activity meeting 136 liliefor table 142 solution student research hypothese appendix homogeneity plan area sheet calculate lesson TPS alternative 105 normality 139 129 135 120 normal clas under guideline second instrument communication mathematical PBL scoring validity procedure OF documentation 138 110 value 130 ability blueprint critical 125 LIST curve test distribution 126 page list 143 APPENDICES 133 first