00443nam a2200169Ia 4500008004100000020001800041082001700059100002300076245003600099260004400135300000800179650001400187650002000201653001400221653002400235700001400259170901s2011    xx            000 0 und d  a9789350244357  a370.28bA99A  aAziz, Ansari Abdul 0aAdvanced Educational Statistics  aMumbaibHimalaya Publishing Housec2011  a266  aEducation  aSocial sciences  aEducation  aStatistical methods  aRao, Usha