INTRODUCTION TO THE PRACTICE OF STATISTICS ) A; k4 ^) F' M( n# V+ E
5TH EDITION 7 P5 C8 n, k* eAUTHER: DAVID & GEORGE ; S; _" O9 a+ P U7 V0 P& v0 U, }. I& w- X/ @' [
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发表于 2008-9-19 21:59
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