00347nam a2200133Ia 4500008004100000020001800041082001600059100001800075245003800093260002500131300001600156650002600172650001500198220501s2018    xx            000 0 eng d  a9788131797006  a519.5 BAJ-B  aBajpai, Naval 0aBusiness statisticscNaval Bajpai  aNoidabPearsonc2018  axxxi, 800p.  aCommercial statistics  aStatistics