INTRODUCTION TO THE PRACTICE OF STATISTICS 1 B* {- h! J- Y# v' `6 X5TH EDITION 0 w% M K. E |% _; o4 D% z( q- eAUTHER: DAVID & GEORGE U1 \& E, m8 |& M: U! I: Y. Y2 Z( X9 b( `
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发表于 2008-9-19 21:59
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