00450nam a2200169 a 450000500170000002000180001708200160003510000190005124500420007026000410011230000260015350000360017960000080021563000450022385600060026885600060027420251222125958.0  a9788173919688  a370.72bPAT  aPathak R.P.d_  aStatistics in educational researchb_  aNew DelhibKanishka Publishersc2014  ax, 142 p.b22 cm.bHB  aIncludes bibliography and Index  bc_  aEducation--Research--Statistical methods  f_  a_