00346n a2200133 a 4500000002100000001000700021005001700028082002400045100002100069245007200090250000800162260003100170300001100201B B 01312020220201181519.0 a519.5024381bN8 MAT aWebster, Allen L aApplied statistics for Business & EconomicsbAn essentials version a3rd aBostonbMc Graw-Hillc1998 axx,604