TY  - BOOK
AU  - Walpole, Ronald E.
TI  - Introduction to statistics / 
AV  - HA29 .W3357
U1  - 311 
PY  - 1968///
CY  - London
PB  - Collier-Macmillan
KW  - Statistics
N1  - Includes bibliographical references and index
ER  -