00307nam a2200133Ia 4500020001800000082001000018100002300028245007400051250000600125260002000131300000800151500000800159650000600167  a0-07-099030-1  a519.1  aSpiegel, Murray R. 0aSchaum's Outline of Theory and Problems of Probability and Statistics  a-  aNew YorkbM. H.  a372  a357  a-