00357nam a2200145Ia 45000030006000000080041000060400015000471000016000622450040000782500012001182600046001303000006001765460012001820050017001940STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aGupta, C.B.  aIntroduction to statistical methods  aSeventh  bVikas publishing house;Delhic1975aDelhi  a0  aEnglish20220125170039.0