TY  - BOOK
AU  - Levy, Hyman,
AU  - Preidel, Edward Ernest.
TI  - Elementary statistics
U1  - 311.2 
PY  - 1944///] repr., 1951
CY  - London
PB  - T. Nelson and sons ltd.
KW  - Mathematical statistics
N1  - "First published September 1944."; Includes bibliographical references
ER  -