The basics of S and S-Plus / Andreas Krause, Melvin Olson. Krause, Andreas. Olson, Melvin. S-Plus. Mathematical statistics Data processing. QA276.4 .K73 1997 519.5028553 21 Includes bibliographical references (p. [231]-232) index. New York : Springer, 1997. 1997. 1997 Text xi, 242 p. : eng Statistics and computing