00307nam a2200121Ia 4500008004100000082001200041245003100053250001700084260003900101300001000140600002000150650001500170130903s9999    xx            000 0 und d  a311  I1  aThe methods of statistics.  a3rd rev. ed.  aLondonbWilliams and Norgatec1941  a284p.  aTippett, L.H.C.  aStatistics