INTRODUCTION TO THE PRACTICE OF STATISTICS 1 f G1 D+ l# M4 L" X6 G4 X1 X5TH EDITION ( [: q: t* R( D: ]0 `" x" P* O) kAUTHER: DAVID & GEORGE# O0 T1 T; B g; e0 j
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发表于 2008-9-19 21:59
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