00518cam a2200217 4500 0000004415 20230921134606.0 150417s1991 000 0 eng d 0712110402 Harper, W.M. Statistics. 6th. London : Pitman, 1991. x, 497p. Includes index. Statistics. Statistics. sears 061017 20230822095114.0 955 955 0 0 lcc 0 0 cutlib cutlib WDN 2023-09-21 0 2023-09-21 00:00:00 2023-09-21 BK