00402nam a2200145Ia 4500008004100000020001500041082001600056100002200072245004700094260004500141300000800186650001600194650001800210653002800228170901s1979    xx            000 0 und d  a0070178895  a519.5bD82E  aDubois, Edward N. 0aEssential Statistical Methods for Business  aNew YorkbMcGraw-Hill Book Companyc1979  a396  aMathematics  aPure Sciences  aMathematical statistics